WCAU June 4, 2018 6:31 pm Stabbing at Upper Darby High School A freshman Student at Upper Darby High School is being questioned by police after allegedly stabbing a classmate at school following an argument over a girl. Police say it was an ambush attack in a stairwell. US & World Videos 0:39 Teen shot near church in West Philly, two in custody 1:54 Thousands of runners gearing up for the 2024 Broad Street Run 1:43 Clear the Shelters: Meet Mooie 2:11 Family speaks out after their car was targeted during recent surge of break-ins 0:19 A man is dead after a rowhome fire in North Philadelphia