Updated

Toronto police have charged a man with two counts of second-degree murder and attempted murder in connection with one of the worst mass shootings in the city's history.

Staff Insp. Greg McLane said Thursday that 22-year-old Nahom Tseigazab has also been charged with 23 counts of aggravated assault.

Numerous gun shots were fired during a July 16 barbecue for young people, killing fourteen-year-old Shyanne Charles and 23-year-old Joshua Yasay. Twenty-three others were sent to the hospital.

Police have linked the deadly shooting to the Galloway Boys gang.

Eighteen-year-old Shaquan Mesquito was the first person charged in the case two weeks ago. He faces two counts of first-degree murder charges, attempted murder and 23 counts of aggravated assault.