Morning Joe 03/14/13

Conservative Sen. Rob Portman now supports same-sex marriage

Politico Playbook: Conservative Sen. Rob Portman, R-Ohio, reveals during an interview with CNN that he has changed course on his opinion of same-sex marriage, and he now supports it because his son has come out as openly gay. Politico's Mike Allen discusses Portman's support for same-sex marriage as well as the latest from CPAC. ... more Duration: {{video.duration.momentjs}}