Subscribe | UPI Odd Newsletter Subscribe KENDALL, Fla., Dec. 29 (UPI) -- Police in Florida said bomb squad personnel removed a live grenade from a back yard after the homeowner discovered the explosive device. Miami-Dade Police Detective Roy Rutland said homeowner Jean Viollis of Kendall called 911 around 3:30 p.m. Wednesday and reported discovering an object resembling a grenade in her back yard, WSVN-TV, Miami/Fort Lauderdale, reported Thursday. Advertisement "She contacted Miami-Dade Police, we subsequently contacted our bomb squad. They have since examined this item, and it does in fact appear to be a 40mm ordinance, grenade type, military-type weapon," Rutland said. Police transported the grenade to an undisclosed location around 9 p.m. Wednesday. "It appears this is a very deadly weapon. Had this weapon activated, it could actually take out a vehicle," Rutland said. Investigators said they do not know where the grenade came from or how long it was in Viollis' yard. Read More Electrician finds grenade in NYC house Fake grenade found on Ford building desk Boy investigated for grenade launcher Police: No charges in Kentucky grenade mishap