Mother of Marine killed in Boise shooting remembers the last time she saw him on Christmas "He always walked around like he had this big tough shell but he had the biggest heart," 20-year-old Davis M. Mosqueda's mom said. Author: Shirah Matsuzawa Updated: 7:56 PM MST January 1, 2021 BOISE, Idaho — On Wednesday, a 20-year-old man was fatally shot outside a Boise apartment complex. KTVB spoke with the family for the first time on Friday who say David Mosqueda was an active Marine home for the holidays when he was killed. "He always walked around like he had this big tough shell but he had the biggest heart," Davis M. Mosqueda's mom, Monica Mouw said.