Chatman led the Crusaders to a 6-5 record this past fall, and helped them to a 51-14 win over Riverdale Baptist by scoring four touchdowns to close the season. The Crusaders finished the fall ranked second in the state, according to MaxPreps.com, under the watch of head coach Chris Scott. Before transferring to Bishop Sullivan Catholic, Chatman played at Bayside High School for head coach Jon White where he hauled in 26 catches for 352 yards and five touchdowns in 2016.