Authorities are investigating a helicopter crash in Danbury.

Officials said it happened around 1:30 p.m. in the northwest city limit of Danbury near the intersection of County Road 427 and County Road 530.

Authorities said two men, ages 33 and 70, were airlifted by LifeFlight to Memorial Hermann Hospital in stable condition.

DPS and the Brazoria County Sheriff’s Office are investigating the crash.