SUNLAND PARK, NM - JUNE 26:  Monument Marker #1 straddles the line between the United States and Mexico near the banks of the Rio Grande where New Mexico, Texas and Mexico all touch June 26, 2007 in Sunland Park, New Mexico. Stretching along the border between Sunland Park and the Pacific Ocean are 276 markers. According to Majority Leader Harry Reid (D-NV), the Senate took a step closer to passing comprehensive immigration legislation today that could possibly grant 12 million people living in the United States 'a pathway to legalization.' Getty Images logo Getty Images 28 months ago

SUNLAND PARK, NM - JUNE 26: Monument Marker #1 straddles the line between the United States and Mexico near the banks of the Rio Grande where New Mexico, Texas and Mexico all touch June 26, 2007 in Sunland Park, New Mexico. Stretching along the border between Sunland Park and the Pacific Ocean are 276 markers. According to Majority Leader Harry Reid (D-NV), the Senate took a step closer to passing comprehensive immigration legislation today that could possibly grant 12 million people living in the United States 'a pathway to legalization.'