BACK STORY : Claims of a crisis meet skepticism on the border
President Trump is bringing his campaign to sell the U.S. on a border wall to McAllen, Texas.
Two days after claiming a humanitarian and security crisis, Trump will land in the heart of Texas' Rio Grande Valley, the busiest stretch of the border in recent years for illegal crossings.
Many in this city of 140,000 are wondering what exactly the president will see.
Perhaps Trump will visit the places near McAllen where new border barriers are being built. While Trump has been figh...