ALLEN PARK — Wide receiver Calvin Johnson returned to practice today (Thursday) after sitting out on Wednesday.

 Still missing were Tony Scheffler (calf), Travis Lewis (quad), Corey Williams (knee) and Louis Delmas (knee).

Cornerbacks Chris Houston and Bill Bentley were back to work for the second straight day. Bentley, who is coming off a concussion had a limited practice on Wednesday.

 Cornerback Drayton Florence, who had forearm surgery on Tuesday, was standing on the sidelines. He was placed on injured reserve with the designation to return. He is out for six weeks and can play in a game in eight weeks.

The Lions (1-1) are preparing to play at the Tennessee Titans (0-2).

(Follow @PaulaPasche on Twitter. Email her at Paula.Pasche@oakpress.com.)