Training camp preview: G/C photos
View photos of the guards and centers competing for roster spots entering training camp.

Detroit Lions center Wesley Johnson (73) during voluntary offseason workouts at the Detroit Lions training facility on Tuesday, May 8, 2018 in Allen Park, Mich. (Detroit Lions via AP)


Detroit Lions offensive lineman Frank Ragnow (77) during rookie minicamp practice at the Detroit Lions training facility on Saturday, May 12, 2018 in Allen Park, Mich. (Detroit Lions via AP)

Detroit Lions guard T.J. Lang (76) during an OTA practice at the Detroit Lions training facility on Thursday, May 24, 2018 in Allen Park, Mich. (Detroit Lions via AP)

Detroit Lions guard Kenny Wiggins during voluntary offseason workouts at the Detroit Lions training facility on Thursday, May 17, 2018 in Allen Park, Mich. (Detroit Lions via AP)

Detroit Lions center Wesley Johnson (73) during an OTA practice at the Detroit Lions training facility on Thursday, May 24, 2018 in Allen Park, Mich. (Detroit Lions via AP)

Detroit Lions offensive lineman Frank Ragnow (77) during an OTA practice at the Detroit Lions training facility on Tuesday, May 22, 2018 in Allen Park, Mich. (Detroit Lions via AP)

Detroit Lions offensive lineman Graham Glasgow (60) during a minicamp practice at the Detroit Lions training facility on Tuesday, June 5, 2018 in Allen Park, Mich. (Detroit Lions via AP)

Detroit Lions offensive lineman Beau Nunn during voluntary offseason workouts at the Detroit Lions training facility on Thursday, May 17, 2018 in Allen Park, Mich. (Detroit Lions via AP)

Detroit Lions offensive lineman John Montelus (64) during a minicamp practice at the Detroit Lions training facility on Tuesday, June 5, 2018 in Allen Park, Mich. (Detroit Lions via AP)

Detroit Lions offensive lineman Frank Ragnow (77) during an OTA practice at the Detroit Lions training facility on Monday, June 11, 2018 in Allen Park, Mich. (Detroit Lions via AP)

Detroit Lions guard T.J. Lang (76) during a minicamp practice at the Detroit Lions training facility on Tuesday, June 5, 2018 in Allen Park, Mich. (Detroit Lions via AP)

Detroit Lions center Leo Koloamatangi (75) during an OTA practice at the Detroit Lions training facility on Thursday, May 24, 2018 in Allen Park, Mich. (Detroit Lions via AP)

Detroit Lions offensive lineman Beau Nunn (67) during rookie minicamp practice at the Detroit Lions training facility on Friday, May 1, 2018 in Allen Park, Mich. (Detroit Lions via AP)

Detroit Lions offensive lineman Graham Glasgow during voluntary offseason workouts at the Detroit Lions training facility on Thursday, May 17, 2018 in Allen Park, Mich. (Detroit Lions via AP)

Detroit Lions guard Joe Dahl (66) during voluntary minicamp practice at the Detroit Lions training facility on Tuesday, April 24, 2018 in Allen Park, Mich. (Detroit Lions via AP)

Detroit Lions offensive lineman John Montelus (64) during rookie minicamp practice at the Detroit Lions training facility on Saturday, May 12, 2018 in Allen Park, Mich. (Detroit Lions via AP)

Detroit Lions guard Kenny Wiggins (79) during an OTA practice at the Detroit Lions training facility on Thursday, May 31, 2018 in Allen Park, Mich. (Detroit Lions via AP)

Detroit Lions center Leo Koloamatangi during voluntary offseason workouts at the Detroit Lions training facility on Thursday, May 17, 2018 in Allen Park, Mich. (Detroit Lions via AP)
