"NCIS: Los Angeles" season 9 is returning to the small screen with new episodes and ET Canada's Carlos Bustamante caught up with co-stars LL Cool J and Chris O'Donnell, who tease what to expect from their characters. Plus, more must-see TV, including season 5 of "Workin' Moms". Tune in to new episodes of "NCIS: Los Angeles" Sundays at 9 p.m. ET/PT on Global.