after his recent troubles may not be the best slogan. we'll talk a little bit about that as well. >> people aren't completely over his past yet. >> seems women do not want to let that one go. >> yeah. but we begin this half hour with a battle over gun control. front and center today in the senate. lawmakers will get on the record today voting on whether to open a full debate on the gun issue. >> it is looking increasingly likely the debate will be had right now a bipartisan pair of senators, having to craft this deal to expand the background checks on gun buyers. those checks will apply virtually to every commercial sale including those at gun shows, online, the nra opposes this agreement and says it won't solve violent crime and won't stop the next school shooting. >> as the gun issue simmers in congress, first lady, michelle obama made an emotional plea for action in her hometown at a school that knows the pain of gun violence all too well. abc's eric hong reports from chicago. >> reporter: it was a moment