Obama gets rock-star welcome in Berlin, praises Merkel

View photosFormer U.S. President Barack Obama, right, and German Chancellor Angela Merkel smile as Obama hands over a headphone for translation during a discussion event on democracy and global responsibility at a Protestant conference in Berlin, Germany, Thursday, May 25, 2017, when Germany marks the 500th anniversary of the Reformation. (AP Photo/Gero Breloer)
MoreBERLIN (AP) — Barack Obama received a rock-star welcome in Berlin as he appeared at a public debate Thursday with Chancellor