India, July 30 -- A teenage girl from Milwaukee has been missing, and has been described by police as a critically missing person, which means she is believed to be in danger. 13-year-old Jamyla Norwood's mother received a disturbing phone call before her disappearance.

Norwood has not spoken with her family since Monday, July 28, around 3:26 p.m. local time, authorities said, according to People. Local radio station WTMJ and Fox affiliate WITI reported that Norwood's mother was speaking to her on the phone when a female voice in the background threatened she would "beat Jamyla and push her down the stairs."

The phone disconnected, and since then, no one has heard from Norwood. After the call, Norwood's mother received shocking text mes...