Both are free agents.
Zbikowski was suspended for the next four weeks of the regular season for violating the NFL performance-enhancing drug policy, and McDonald was suspended for the next two weeks for violating the NFL personal-conduct policy.
Under NFL rules, both have to be reinstated by NFL commissioner Roger Goodell before they are eligible to sign with a team.
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Aaron Wilson covers the Ravens for The Baltimore Sun.Follow @footballpost on Twitter for the latest news
This story originally appeared on Nationalfootballpost.com
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