MARINE CORPS AIR STATION YUMA, Ariz. -- U.S. Navy Chiefs aboard Marine Corps Air Station (MCAS) Yuma observe morning colors on the station's parade deck, April 1, 2019 in celebration of the 126th Birthday of the Chief Petty Officer. The Corpsmen raised the flag at half-staff in honor of Maj. Matthew M. Wiegand and Capt. Travis W. Brannon, the two Marine Corps pilots killed in the AH-1Z Viper Helicopter crash March 30, 2019. (U.S. Marine Corps photo by Cpl. Sabrina Candiaflores)