Chuck E. Cheese Restaurant Attack: Pa. police arrest Lynaa Dobbins for allegedly attacking 4 women with knife

(CBS/AP) MONROEVILLE, Pa. - Lynaa Dobbins remains in jail after allegedly attacking her ex-boyfriend's new girlfriend and other women with a knife and brick during a weekend party for her son at a Chuck E. Cheese restaurant near Pittsburgh.

Dobbins, 20, remained in jail Monday for attacking four female guests at the restaurant Saturday evening, Monroeville police said.

Police said Dobbins was apparently upset that her son's father had a new girlfriend at the party. Dobbins cut one woman's ear with a knife and hit another with a brick. She's also accused of hitting two other women during the fight.

Dobbins now faces a preliminary hearing on July 17 on charges including aggravated assault and stalking her ex-boyfriend.