The fallout over veteran White House reporter Helen Thomas' controversial comments about Jews continued to build as a Washington-area high school abruptly canceled a graduation speech she was scheduled to deliver. The cancelation came after the speaking agency that represents Thomas dropped her.

Alan Goodwin, principal of Walt Whitman High School in Bethesda, Md., wrote in an e-mail Sunday to students and parents that Thomas would be replaced as speaker for the school's June 14 graduation.

"Graduation celebrations are not the venue for divisiveness," he wrote...