Catholic priests hold palm fronds at the Church of the Holy Sepulchre, traditionally believed to be the site of the crucifixion and burial of Jesus Christ, in Jerusalem's Old City on Sunday, April 1, 2012. For Christians, Palm Sunday marks the beginning of Holy Week. (AP Photo/Sebastian Scheiner)

Photo by: Sebastian Scheiner

Catholic priests hold palm fronds at the Church of the Holy Sepulchre, traditionally believed to be the site of the crucifixion and burial of Jesus Christ, in Jerusalem's Old City on Sunday, April 1, 2012. For Christians, Palm Sunday marks the beginning of Holy Week. (AP Photo/Sebastian Scheiner)