Every Tuesday on ESPNBoston.com, questions from Patriots followers are answered as part of a weekly mailbag. This week's mailbag has been posted and includes some of the following topics:
1. Wes Welker and the future.
2. Highlighting the value of special teams Pro Bowler Matthew Slater and his free-agent status.
3. Exploring Mario Williams as a possible target for the Patriots.
4. Touching on a few prospects who made an impression at the combine.
5. The need for another receiver -- how pressing?