4 survivors of Grand Canyon helicopter crash still critical
In this Saturday, Feb. 10, 2018, file photo, a survivor, lower right, walks away from the scene of a deadly tour helicopter crash along the jagged rocks of the Grand Canyon, in Arizona. Authorities say four people who survived when a sightseeing helicopter crashed at the Grand Canyon earlier this month are still hospitalized in critical condition. Three British tourists were killed on Feb. 10, while the pilot and three other Britons were injured and taken to a Las Vegas trauma center. (Teddy Fujimoto via AP, File)