Accident Kills Police Officer Assisting Obama's Motorcade WEST PALM BEACH -- A Jupiter, Fla., police officer assisting President Obama's motorcade was killed on Sunday after the motorcycle he was driving was hit by a pickup truck. The Associated Press quoted the Palm Beach County sheriff's spokeswoman, Teri Barbera, as saying that the police officer, whose identity was not released, was on Interstate 95 in West Palm Beach on Sunday preparing to shut down the roadway when he was struck by a Ford F-150. He was taken to a hospital where he was pronounced dead. Mr. Obama was informed of the accident, the White House press secretary, Jay Carney, said. Mr. Obama's motorcade drove by the aftermath en route to a Palm Beach event but the president did not see it, Mr. Carney said. Mr. Obama spent the weekend campaigning in Florida.