Backup Problem News Today

-- sending national guard troops, this isnt the first time troops have been sent on missions to guard the border. its been happening since the reagan administration in 2010. president obama even sent some 1200 natio national guard troopo border. how will this time be different? >> i think the number, 4,000, used effectively is a huge boost. what you saw earlier reported is important. the aviation assets and the other sensor assets that these national guardsmen in some cases have, the air guard p...