Sen. Rand Paul and New Jersey Governor Chris Christie feud over national security issues. MSNBC's Lawrence O'Donnell and Steve McMahon discuss what some are calling the first preview of the 2016 Republican nomination contest.July 31, 2013
UP NEXT
Lawrence: Trump lawyers inventing an immunity argument they hope SCOTUS can accept
05:24
New alleged Menendez bribery scheme 'stinks to high heaven,' Litman says
03:50
Laurence Tribe obliterates Trump's Maine ballot challenge argument
07:59
Mark Meadows petitions 11th circuit on removal issue
01:20
K.I.N.D. student: Dreams would be ‘shattered’ without scholarship
05:32
Maine Secy. of State: Trump ‘chose to light a match’ on Jan. 6