Weekly Patriots chat recap

Every Thursday on ESPNBoston.com, there is a Patriots chat in the early afternoon. Today's chat kicked off at noon, can be recapped here, and included some of the following topics:

1. Revisiting Wednesday night's scuffle.

2. Impressions of free-agent safety Steve Gregory and rookie Tavon Wilson.

3. Considering if the club has done enough to improve the secondary.

4. Shane Vereen and where he fits among the running back group.

5. Breaking down the defensive line and some of the personnel.