Bengals sign Luigs

Posted by ESPN.com's James Walker

The Cincinnati Bengals signed fourth-round pick Jonathan Luigs, the team announced Tuesday.

The rookie center started 49 games for the University of Arkansas and is expected to provide depth at the position for the Bengals.

Cincinnati also waived cornerback Simeon Castille Tuesday. The team will hold its first training camp practice on July 31 in Georgetown, Ky.