A group of about 2,000 migrants left Mexico’s southern border Sunday hoping to reach the country’s north and ultimately the United States. The development comes weeks before the U.S. presidential election, in which immigration has been a key issue. LiveNOW from FOX host Christy Matino spoke to political analyst, David Grasso on the latest. Subscribe to LiveNOW from FOX! https://www.youtube.com/livenowfox?sub_confirmation=1 Where to watch LiveNOW from FOX: https://www.livenowfox.com/ Follow us @LiveNOWFOX on Twitter: https://twitter.com/livenowfox Raw and unfiltered. Watch a non-stop stream of breaking news, live events and stories across the nation. Limited commentary. No opinion. Experience LiveNOW from FOX.