Arizona Sens. Kyrsten Sinema, Mark Kelly tour Yuma border

Arizona Sen. Kyrsten Sinema lead a group of U.S. senators to the southern border on Jan. 10. Tuesday's visit to Yuma follows the bi-partisan group's tour in El Paso, Texas, where resources are strained from a flood of migrants.

Biden announces new restrictions at Mexico border

The Biden administration on Thursday said it would immediately begin turning away Cubans, Haitians, and Nicaraguans who cross the U.S.-Mexico border illegally, a major expansion of an existing effort to stop Venezuelans attempting to enter the U.S.