Zak Keasey

He was signed by the Washington Redskins as an undrafted free agent in 2005. He played college football at Princeton University.
Keasey most recently played for the San Francisco 49ers.

Early years
Keasey attended Lake Orion High School in Lake Orion, Michigan.
College career
Keasey attended Princeton University, and was awarded the Poe-Kazmaier Trophy, the highest award given to a Princeton football player.

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As a linebacker, he was also named to First Team All-Ivy League in both his junior and senior seasons.
Professional career
Washington Redskins
Keasey signed with the Washington Redskins as an undrafted rookie free agent in 2005. He was offered a contract after a successful mini-camp, and went on to make the regular season 53 man roster as a reserve linebacker.

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He later participated on the Redskins practice squad.
San Francisco 49ers
In 2006, Keasey signed with the San Francisco 49ers, where he made the transition to fullback. He was signed to the active roster on September 21, 2007; taking the roster spot of injured linebacker Manny Lawson .

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Keasey was cut and then resigned several times, ultimately appearing in 13 games.
Keasey entered the 2008 NFL season as a challenger for the starting fullback position with the 49ers . On August 30, 2008, Keasey was named starting fullback over veteran Moran Norris, who was subsequently released.