sentences:  He became the starting center (American football) for Arizona in his second year, and has maintained that position without missing a game for 3 years (2008 to 2010).On March 12, 2015, Sendlein was released, but he re-signed with the team on August 7, 2015.Sendlein, who is of German descent, is the son of former NFL player Robin Sendlein and Carrie Sendlein.