The initial diagnosis on Colts cornerback Sauce Gardner is a calf strain, Tom Pelissero of NFL Media reports.
Gardner will undergo further medical testing on Monday.
His Achilles does appear intact, per Pelissero, so the team has optimism Gardner avoided a major injury.
AdvertisementAdvertisementAdvertisementGardner was injured on a non-contact play while covering tight end Cade Stover on the Texans' second play from scrimmage.
He is on the sideline in street clothes and wearing walking boot on his left leg.
Gardner has 13 tackles and two passes defensed for Indianapolis this season.
The Texans, who lead 10-6, are driving on the first possession of the second half.
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