[cnn-photo-caption image= http://i2.cdn.turner.com/cnn/2010/images/05/19/art.sestak.cnn.jpg caption="Rep. Joe Sestak said that President Obama called to congratulate him Tuesday night."] From CNN Ticker Producer Alexander Mooney (CNN) – Rep. Joe Sestak said that President Obama called to congratulate him Tuesday night following his victory over Sen. Arlen Specter, the Republican-turned-Democrat who was backed by the president in this primary. … Continue reading Obama congratulates Sestak