FAA, TERROR EXPERTS PROBE TOWER BLAST.(MAIN)

Byline: Associated Press

NEW YORK FBI agents and police were investigating a small blast at an unmanned weather tower that provides information to LaGuardia Airport traffic controllers. A note left at the scene claimed the tower was vandalized in retaliation for Waco, authorities said Saturday.

``There was no threat to aviation safety at any time,'' and the event had no impact on air travel, said Anthony Willett, a Federal Aviation Administration spokesman.

The FBI's Joint Terrorism Task Force, which investigated the World Trade Center bombing, was sent to the scene after the improvised explosive device went off about 4 p.m. Friday at the …