Nathan Fillion tells us it's the risks that his character takes that keep the audience gripped

THE ROOKIE - "Day of Death" - Officer Nolan and the entire team are in a desperate search to rescue Officer Chen after her abduction and must attempt to get Rosalind to help them in their search. Meanwhile, after Officer Lopez discovers Wesley unconscious from a dangerous cocktail of alcohol and pills, she is forced to keep him close by on the midseason return of "The Rookie," airing SUNDAY, FEB. 23 (10:00-11:00 p.m. EST), on ABC. (ABC/Richard Cartwright) NATHAN FILLION, MEKIA COX