Panthers waived DT Ronald Fields. The seven-year veteran was signed for depth when Ron Edwards went down with a season-ending injury in early September, but he was a liability in run defense as a rotational lineman.

Panthers agreed to terms with DT Ronald Fields. According to beat writer Darrin Gantt, the Panthers ignored more experienced options because they wanted a player who could practice every day. A rotational lineman for the Broncos last season, Fields was a final cut with the Dolphins this summer.

Dolphins signed DT Ronald Fields. A rotational lineman for the Broncos last season, Fields notched just 22 tackles in 16 games. He did start all 16 games in 2009, however, and could prove to be a valuable depth signing for a Dolphins' defensive line that will be anchored by NT Paul Soliai.