The U.S. Coast Guard issued a warning Tuesday after an armed phosphorus pyrotechnic washed up on Montrose Beach a day prior.

The Coast Guard is warning of multiple "phosphorous pyrotechnics" that could be floating in Lake Michigan water or washed up ...

CHICAGO (WLS) -- Officials said four missing armed flares have now all been located after one washed up on a Chicago beach.

Military officials are still warning Chicago-area residents of the possibility of ‘unaccounted’ pyrotechnic devices washing ...

On May 8, white smoke from the Vatican sent the signal to the world; it was about to meet the first American pope. Here in Chicago, the birthplace of Pope Leo XIV, and in south suburban hometown ...

MILWAUKEE (WDJT) — The Coast Guard is warning beachgoers in the Milwaukee area and beyond to keep an eye out for three missing pyrotechnic flares, which they say can be very dangerous.