Marcas Grant and Michael F. Florio are back for another special edition of the NFL Fantasy Football Podcast. As we enter the fourth week of the NFL season, it's time to break out the "Concern-o-meter." With four weeks of action in the books, the fantasy experts assess their worry levels with some key players. Our hosts then turn their attention to the late Sunday slate of games and the Monday night showdown. Marcas and Florio provide their expert insights for each matchup.

Finally, the pair share their top picks for players who are poised to break out this week.

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