MISSOURI STATE HIGHWAY PATROL
a division of the
DEPARTMENT OF PUBLIC SAFETY

Troop D Service Center - 4282 South Grand Avenue - Carthage MO 64836


News Release

For further information please contact: Sergeant Mike Watson
(417) 359-1500 ext. 2229
DS2010-26
December 28, 2010

EMPHASIS: Captain Juan Villanueva Announces Promotion Of Two Troopers


Captain Juan Villanueva, commanding officer of Troop D, Springfield, announces the promotions of Trooper Mark C. Mason and Trooper Robert B. Byrnes Jr.

Effective January 1, 2011, Trooper Mark C. Mason will be promoted to the rank of corporal and designated assistant zone supervisor in Zone 15, Stone and Taney counties. He is currently assigned to Zone 9, Cedar and St. Clair counties. Corporal Mason was born in Searcy, Arkansas, and graduated in 1988 from Burlington High School, Burlington, Kansas. He attended Emporia State University in Emporia, Kansas, and graduated in 1992 with a bachelor’s degree in sociology. He also served in the Kansas National Guard from 1992 until 1998, attaining the rank of sergeant. Corporal Mason was appointed to the Patrol in 1994 and assigned to Troop D. He is the father of two sons, Bryce and Brett.

Effective January 1, 2011, Trooper Robert B. Byrnes Jr. will be promoted to the rank of corporal. Appointed to the Patrol in 1999, Corporal Byrnes was first assigned to Troop C, serving Washington and St. Francois counties. He transferred to Troop D in 2001, and was first assigned to Zone 11, Jasper County, then to Zone 6, Lawrence and Dade counties. In 2007, Corporal Byrnes became a commercial vehicle enforcement trooper (CVET) in Troop D. With the promotion, Corporal Byrnes will remain in his current assignment.

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