VIDEO : ?The Night Shift? Canceled After 4 Seasons at NBC

NBC's ?The Night Shift? has been canceled. The show has been canceled after only four seasons. The show launched in May 2014 and its final episode in August. NBC Entertainment president Jennifer Salke commented about the cancelation of the Medical drama show by saying, "For four seasons, ?The Night Shift? gave audiences a window to heroic doctors, nurses and all-star medical workers who never hesitated to give their blood, sweat and time to help those most in need.?