Gregory Groom, 22, was charged with aggravated assault and battery on a pregnant person, domestic assault and battery, and intimidation of a witness “for acts committed against” Kylee Monteiro on Aug. 6, Bristol District Attorney Thomas M. Quinn III’s office said.

The boyfriend of a slain pregnant woman whose remains were found in Rehoboth, Massachusetts, appeared in court on Wednesday and was charged with murder.

Gregory Groom, 22, is accused of killing 18-year-old Kylee Monteiro, who was 12 weeks pregnant and was last seen earlier this month.

A Rehoboth man charged with murder reportedly drew a map pointing to a five-foot hole that he dug to bury his pregnant 18-year-old ex-girlfriend in after he stabbed her to death with a kitchen

He threw me on the ground, and pulled my hair and strangled me,” she texted her sister. “My phones at 4 percent if I die, it was Greg.”

The day before prosecutors say her boyfriend stabbed her three times, 18-year-old Kylee Monteiro sent an ominous warning to her sister: "If I die it was Greg."

(WJAR) — The man accused of the murder of a pregnant teen is set to appear in court on Wednesday. Gregory Groom appears in court for the murder of Kylee Monteiro. Speed 00:01 00:00

Gregory Groom was ordered to be held without bail on charges he murdered his pregnant girlfriend, Kylee Monteiro.

A haunting text was revealed in court Wednesday as Gregory Groom was charged with murder in the death of his pregnant 18-year-old girlfriend Kylee Monteiro in Rehoboth, Massachusetts. WBZ-TV's Juli McDonald reports.