PULASKI COUNTY, Ind. -- The Pulaski County Sheriff's Office is reporting that a single-vehicle crash has resulted in three people being airlifted and four others being taken to the hospital via ambulance late Tuesday morning.

Authorities say the crash happened around 11:18 a.m. near 500 N and US39 in northern Pulaski County and left three adults and four juveniles injured.

"Two of the adult occupants were pregnant," the SJCPD said.

"Due to the severity of injuries, three individuals were airlifted from the scene, while the others were transported by ambulance to local hospitals. Our thoughts are with all those injured, especially the pregnant women and children, We’re hopeful for their full recovery."

The cause of the crash is under investigation.