February 26, 2015 4:20 am Christina Aguilera Knows Why Blake Shelton Keeps Winning “The Voice” Christina Aguilera talks about her Grammy win for “Say Someting” and reveals the reason behind Blake Shelton’s success in “The Voice.” US & World Videos 8:39 Gina Rodriguez gushes 0ver motherhood with son Charlie 2:22 Scarlett Johansson and Colin Jost have date night at White House Correspondents' dinner 1:37 Pro-Palestinian protesters gather outside White House correspondents' dinner 2:05 How ‘Love Is Blind' made Vanessa Lachey and Nick Lachey's marriage stronger 1:18 14-year-old accidentally kills his brother with a gun found in an alley