Buffalo Bills rookie quarterback Josh Allen will reportedly not start against the Indianapolis Colts on Sunday, "and there is concern he will miss [multiple] weeks," according to ESPN's Dianna Russini.
Allen exited Sunday's 20-13 loss to the Houston Texans with an elbow injury and did not return.
Per NFL.com's Marc Sessler, Bills head coach Sean McDermott called Allen "week-to-week."
This article will be updated to provide more information on this story as it becomes available.
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