. >> the caravans, the criminals, the smugglers, theur brder.urn back now because you're not getting in. >> they're telling us the single most grave threat to america is a bunch off, like, poor, impoverished, broke, hungry refugees 1,000 miles away. >> the last minute campaigning goes into over drive. president trump will make three stops in three battle ground states capping off in missouri. >> and republicans try to maintain control off the house and senate. appear energized with early voting at record highs. here with the latest. >> reporter: a mega watt match up. two presidents on the trail. 45 and 44 back in action. >> i've been doi little campaigning but i'm a little out of shape. >> reporter: president putting distance between himself and th the white house. >> the difference is i can't campaign for all of the house members. i think i've made a difference of five or six or seven. that's a big difference. >> reporter: the former president in gary, indiana, a state he carried once in 2008 and trump won in 2016. and president obama helping i