AP Photo 4 months ago

Oakland Athletics manager Bob Geren, left, argues a call with second base umpire Mike Reilly in the seventh inning of a baseball game against the San Francisco Giants on Tuesday, June 23, 2009, in Oakland, Calif.

AP Photo 5 months ago

Oakland Athletics manager Bob Geren, right, congratulates teammates Jason Giami, center, and Matt Holliday, left, after they scored on a double by Landon Powell in the first inning of a baseball game against the Detroit Tigers, Sunday, May 17, 2009, in Detroit.

Getty Images 6 months ago

NEW YORK - APRIL 21: Home plate umpire Brian Gorman #9 talks to manager Bob Geren #17 of the Oakland Athletics after an out against the Oakland Athletics at Yankee Stadium April 21, 2009 in the Bronx borough of New York City.

Getty Images 10 months ago

OAKLAND, CA - JANUARY 07: Oakland Athletics manager Bob Geren (R) looks at the back of Jason Giambi's new jersey during a news conference January 7, 2008 in Oakland, California.

Getty Images 10 months ago

OAKLAND, CA - JANUARY 07: (L-R) Oakland Athletics general manager Billy Beane, Jason Giambi and manager Bob Geren pose for a photo during a news conference January 7, 2008 in Oakland, California.

Getty Images 10 months ago

OAKLAND, CA - JANUARY 07: (L-R) Oakland Athletics general manager Billy Beane, Jason Giambi and manager Bob Geren laugh during a news conference January 7, 2008 in Oakland, California.

Getty Images 10 months ago

OAKLAND, CA - JANUARY 07: Jason Giambi (C), #16 of the Oakland Athletics, shakes hands with a reporter as Athletics general manager Billy Beane (L) and manager Bob Geren look on during a news conference January 7, 2008 in Oakland, California.

AP Photo 1 month ago

Oakland Athletics manager Bob Geren, left, argues a call with first base umpire Angel Campos during the eighth inning of a baseball game against the Los Angeles Angels, Saturday, Oct. 3, 2009 in Oakland, Calif. The Angels beat the Athletics 4-2.

AP Photo 2 months ago

Oakland Athletics' Landon Powell, left, is greeted in the dugout by manager Bob Geren, right, after hitting a grand slam against the Kansas City Royals during the second inning of a baseball game in Oakland, Calif. , Wednesday, Sept. 2, 2009.

AP Photo 2 months ago

Oakland Athletics manager Bob Geren, left, argues with first base umpire Mike Winters after a fly ball by Jack Cust was called foul in the sixth inning Wednesday, Aug. 26, 2009, during a baseball game in Seattle. The umpire crew reviewed the play, but didn't change the call.

AP Photo 2 months ago

Chicago White Sox' Jayson Nix, right, was ruled safe on this steal of second base as Oakland Athletics shortstop Bobby Crosby makes the tag in the ninth inning of a baseball game Sunday, Aug. 16, 2009, in Oakland, Calif.

AP Photo 2 months ago

Oakland Athletics manager Bob Geren, right, argues his ejection with second base umpire Gary Darling during the ninth inning of a baseball game against the Chicago White Sox Sunday, Aug. 16, 2009, in Oakland, Calif.

AP Photo 3 months ago

Oakland Athletics manager Bob Geren, center, talks with plate umpire Jeff Kellogg, right, after Kansas City Royals' Alex Gordon was called safe at second on a steal as catcher Kurt Suzuki looks on in the fourth inning of a baseball game Saturday, Aug. 8, 2009, in Kansas City, Mo.

AP Photo 3 months ago

Oakland Athletics' Kurt Suzuki is congratulated as he returns to the dugout by manager Bob Geren, second from right, after hitting a home run off Texas Rangers' Derek Holland in the first inning of a baseball game Tuesday, Aug. 4, 2009, in Oakland, Calif.

AP Photo 3 months ago

Oakland Athletics' Adam Kennedy (29) receives a high-five from manager Bob Geren, right, after hitting a solo home run against the Boston Red Sox in the first inning of a baseball game at Fenway Park in Boston, Wednesday, July 29, 2009.

Oakland Athletics manager Bob Geren (R) argues with third base umpire Gary Cederstrom in the third inning of their MLB American League baseball game against the Boston Red Sox at Fenway Park in Boston, Massachusetts July 28, 2009.

AP Photo 3 months ago

Oakland Athletics manager Bob Geren (17) argues with umpire Adrian Johnson during the third inning of a baseball game against the Boston Red Sox at Fenway Park in Boston Tuesday, July 28, 2009. Geren was ejected.

AP Photo 3 months ago

Oakland Athletics manager Bob Geren, left, argues with first base umpire Chris Guccione after Athletics' Orlando Cabrera's double play against the Los Angeles Angels in the fourth inning of a baseball game on Friday, July 17, 2009, in Oakland, Calif.

AP Photo 4 months ago

Oakland Athletics pitcher Trevor Cahill, left, leaves the game as manager Bob Geren (17) pulls the starter in the fourth inning of a baseball game Oakland Athletics the Cleveland Indians, Friday, July 3, 2009, in Cleveland.

Getty Images 4 months ago

OAKLAND, CA - JUNE 28: Manager Bob Geren takes out Vin Mazzaro #54 of the Oakland Athletics in the sixth inning of their game against the Colorado Rockies at the Oakland Coliseum on June 28, 2009 in Oakland, California.

Getty Images 4 months ago

OAKLAND, CA - JUNE 23: Manager Bob Geren of the Oakland Athletics argues a call in the 7th inning against the San Francisco Giants during a Major League Baseball game on June 23, 2009 at the Oakland Coliseum in Oakland, California.

AP Photo 5 months ago

Oakland Athletics' Aaron Cunningham, left, is helped by a trainer after being hit in the head by a pitch thrown by Minnesota Twins' Anthony Swarzak in the fourth inning of a baseball game in Oakland, Calif. , Monday, June 8, 2009.

AP Photo 5 months ago

Oakland Athletics manager Bob Geren, left, argues a call at first base with umpire Paul Emmel in the first inning of a baseball game against the Baltimore Orioles on Sunday, June 7, 2009, in Oakland, Calif. Oakland won 3-0.

AP Photo 5 months ago

Oakland Athletics' Manager Bob Geren congratulates pitcher Vin Mazzaro, right, after their baseball game and 5-0 win over the Chicago White Sox in Chicago, Tuesday, June 2, 2009. Mazzaro, in his major league debut, gave up only three hits and four walks during 6 and 1/3 scoreless innings.

AP Photo 5 months ago

Oakland Athletics manager Bob Geren looks on at play in the eighth inning of a baseball game against the Texas Rangers in Arlington, Texas Saturday, May 30, 2009. The Rangers won 14-1.