Plunge in border crossings could blunt GOP attack on Biden

Read MoreA sharp drop in illegal border crossings since December may be blunting a Republican point of attack against President Joe Biden as the Democratic leader moves to reshape a broken asylum system that has dogged him and his predecessorsA sharp drop in illegal border crossings since December may be blunting a Republican point of attack against President Joe Biden as the Democratic leader moves to reshape a broken asylum system that has dogged him and his predecessors