Four people, including a child, died after a private touring R44 helicopter crashed into a radio tower in Houston's Second ...
Officials have urged residents near the crash site to call 911 if they find anything on their property that could help in their investigation.
The investigation spans an area of at least 4 acres, Houston Police Department Lt. Jonathan French told reporters on Monday.
Four people aboard a helicopter have been killed when it crashed into a radio tower in Houston, Texas and burst into flames.