Forest Lake High School senior Matthew Robidou has achieved the highest rank in the U.S. Naval Sea Cadet Corps, a congressionally chartered organization for youth ages 13 to 18. Leading Chief Petty Officer Robidou is a seven-year member of the Twin Cities Squadron, which meets at Fort Snelling. Robidou has enlisted in the Marines. After graduation in June, he will begin training at Base Camp Pendleton in San Diego.