It wouldn't be a 9-1-1 premiere without at least one bonkers emergency befalling our beloved first responders, and Season 3's opening incident is shaping up to be a wild one. On top of announcing that 9-1-1 will officially return on Monday, March 16, Fox has revealed the first teaser for the new season — and it gives us our first glimpse at a skydiving accident that's going to bring our firefighters into harm's way as they try to stage a fast-paced and unusual rescue.