Boston August 3, 2018 6:35 pm Mom Helps Catch Man Who Tried Having Sex With 11-Year-Old Cesar Perez is accused of arranging to meet up with an 11-year-old girl for a sexual encounter. US & World Videos 2:36 Celtics blow out Cavs in Game 1 2:12 Flowers missing from memorial for fallen Marine in Lynn 2:05 MIT students suspended amid pro-Palestinian protests 0:21 Man arrested in Centerville stabbing that sent victim to hospital 2:09 Police investigate reports of shots fired in Mattapan