Ryan Forbes, a 13 year-old native of San Diego, was an honorary Marine for a day with service members of Lima Battery, 3rd Battalion, 11th Marine Regiment, at Marine Corps Air Ground Combat Center Twentynine Palms May 13, 2014. Forbes, accompanied by his parents and brother, attended training with the battery, participating in drills and eating lunch with a section. Forbes has wanted to join the military for several years and spends time learning about the different branches. He was diagnosed with medulloblastoma, a form of brain cancer in January. His diagnosis and current treatment for medullablastoma hasnt hampered his enthusiasm for the military. - Ryan Forbes, a 13 year-old native of San Diego, was an honorary Marine for a day with service members of Lima Battery, 3rd Battalion, 11th Marine Regiment, at Marine Corps Air Ground Combat Center Twentynine Palms May 13, 2014. Forbes, accompanied by his parents and brother, attended training with the battery, participating in drills and eating lunch with a section. Forbes has wanted to join the military for several years and spends time learning about the different branches. He was diagnosed with medulloblastoma, a form of brain cancer in January. His diagnosis and current treatment for medullablastoma hasnt hampered his enthusiasm for the military.