Heilemann: If I were Romney, I'd be happy with latest polls
Top Talkers: Mitt Romney took home a decisive victory Tuesday after winning five primaries, and he appeared to unofficially accept the nomination during his speech. Despite those victories, Rick Santorum still can't seem to endorse Romney yet. The Morning Joe panel – including New York Magazine's John Heilemann, Time's Mark Halperin, and MSNBC's Steve Schmidt – discusses.