OWINGS MILLS, Md. — The silver lining from the Ravens’ Thanksgiving loss to Cincinnati was supposed to be Lamar Jackson looking more mobile in Week 13 and then being afforded extra rest after a Thursday game to get as healthy as possible for the stretch run.

That appeared to be going to plan Wednesday with the two-time MVP quarterback taking part in the first practice of the week for the first time in nearly a month. However, his limited participation due to an ankle injury and tempered post-practice comments from head coach John Harbaugh preceded Jackson sitting out Thursday’s practice entirely, which prompted new concerns about his health three days before a critical AFC North showdown with Pittsburgh.

A player going from limited participation to not practicing at all often signals a p

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