Detroit Lions minicamp, June 7

Lions general manager Bob Quinn talks with team owner Martha Ford as they watch practice Thursday morning.

Wide receiver Kenny Golladay readies for a reception during drills.

Cornerback Antwuan Davis and fullback Nick Bellore work on blocking during drills.

Tackle Taylor Decker stretches out at the start of practice.

Offensive lineman Frank Ragnow stretches out at the start of practice.

Offensive linemen Wesley Johnson, Frank Ragnow and Brian Mihalik stretch out at the start of practice.

Quarterback Matthew Stafford hands off to wide receiver Golden Tate.

Wide receiver Golden Tate jogs over to the first drill of practice.

Center Leo Koloamatangi gets into position during offensive line drills.

Quarterback Matthew Stafford hands off to running back Kerryon Johnson.

Guard T.J. Lang and tackle Rick Wagner are shown during practice.

Tight end Luke Willson bursts off the line during drills.

Tight end Luke Willson bursts off the line during drills.

Detroit Lions owner Martha Ford and team president Rod Wood watch morning practice Thursday.

Quarterback Matthew Stafford throws during drills.

Offensive linemen Graham Glasgow, Frank Ragnow and Taylor Decker are with quarterback Matthew Stafford calling out the defense during drills.

Wide receiver Jace Billingsley runs upfield after a reception.

Running backs LeGarrette Bloung and Zach Zenner work on blocking during drills.

Wide receiver Brandon Powell runs upfield after a reception.

Quarterback Jake Rudock hands off to wide receiver Brandon Powell.

Running back Ameer Abdullah makes a reception and turns up the field during drills.

Running backs Kerryon Johnson and Ameer Abdullah work on blocking during drills.

Running backs LeGarrette Blount and Zach Zenner work on blocking during drills.

Running backs Dwayne Washington and Zach Zenner work on blocking during drills.

Wide receiver Marvin Jones Jr. cuts up the field after a reception.

Wide receiver Golden Tate pulls in a reception.

Wide receiver Golden Tate heads up the field after a reception.

Quarterback Matt Cassel throws during drills.

Wide receiver Kenny Golladay heads up the field after a reception.

Offensive linemen Graham Glasgow, Frank Ragnow and Taylor Decker are shown during drills.

Wide receiver TJ Jones heads up the field after a reception.

Running back Ameer Abdullah and fullback Nick Bellore work on blocking during drills.

Running backs Theo Riddick and Kerryon Johnson work on blocking during drills.

Cornerback Antwuan Davis and fullback Nick Bellore work on blocking during drills.

Fullback Nick Bellore and running back LeGarrette Blount work on blocking during drills.

Safety Tavon Wilson jogs along the sidelines during practice.

Mike Singletary, former NFL football player and coach, now coach at Trinity Christian-Addison high school in Texas, visited Lions training camp Thursday to check out the video boards the Lions are utilizing this year for outdoor practices.