Original: By the next morning, Chun and his fellow eleventh class military academy graduates including Major General Roh Tae-woo, commanding general of 9th Infantry Division and Major General Jeong Ho-yong were in charge of the Korean military.
Simplified: By the next morning, Chun and his fellow military academy graduates Roh Tae-woo and Jeong Ho-yong were in charge of the Korean military.