this is hardly a shock, but robin roberts has told the world she's gay. the anchor who has been battling cancer made 2 disclosure in a facebook post saying i'm grateful for my entire family, my great girlfriend amber and friends. president obama chose roberts for the 2012 interview in which he announced his party for same-sex marriage. >> mr. president, are you still opposed to same-sex marriage? >> i've been going through an evolution on this issue. >> it's not being worked out on a state level. we saw this tuesday in north carolina. the 30th state to in essence ban gay marriage. >> robin roberts seems to have caused a ripple.