A convoy started by far-right extremists is bound for the Texas-Mexico border this weekend to show support for the Texas government in its ongoing standoff against the federal government over the migrant crisis, raising concerns from some experts about potential violence. While the "Take our Border Back" convoy started its journey from Virginia Beach, Virginia, earlier this week with just a few dozen cars and trucks, it had over 200 vehicles by Thursday as it departed Dripping Springs, Texas, for its final destination in Quemado, Texas, 20 miles from the border town of Eagle Pass, where the Texas National Guard...