The two older sisters of a pregnant 18-year-old woman from southeastern Massachusetts who was allegedly killed by her boyfriend are speaking out for the first time to NBC affiliate WJAR.

Kylee Monteiro was 11 weeks pregnant when she was reported missing on Aug. 7 . Officials allege that she was killed by Gregory Groom, a 22-year-old she'd been dating. Groom, who called police to report his girlfriend's disappearance the following day, was later arrested and charged with the alleged murder.

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Catherine and Faith Monteiro, Kylee's older sisters, sat down with a reporter from WJAR to speak about their beloved sister.

"She was always someone who lit up the room," Catherine told WJAR.

Kylee's sisters described thei

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