The newest Vikings
Alex Boone
Position: Guard
Previous team: San Francisco
Height, weight: 6-8, 300 • Age: 28
College: Ohio State
Draft: Undrafted, 2009
Contract terms: Four years, $26.8 million with $10 million guaranteed
Comment: Played both guard spots for the 49ers, starting 59 of 77 career games. He played left guard in 2015. He also can play tackle in a pinch. …Two-time Pro Bowl selection. … After a 2013 game in which Packers linebacker Clay Matthews drew a $15,000 fine for a late hit on 49ers QB Colin Kaepernick, Boone was asked what kind of fine he would give Matthews. "Probably punch him in the face," Boone told CSNBayArea.com. "I don't want his money."
Michael Griffin
Position: Free safety
Previous team: Tennessee
Height, weight:  6-0, 215 • Age: 31
College:  Texas
Draft: First round (19th overall), 2007
Contract terms: One year, $2.5 million
Comment: Nine-year NFL veteran has started 133 of 141 career games and has 25 interceptions. … Pro Bowl selection in 2008, when he had seven interceptions, and in 2010, when he had four picks. … Had three interceptions in 2015. … Released by the Titans in February.
Emmanuel Lamur
Position: Outside linebacker
Previous team: Cincinnati
Height, weight:  6-4, 245
Age: 26
College: Kansas State
Draft: Undrafted, 2012
Contract terms: Two years, $6 million, $2.5 million guaranteed.
Comment: Started 13 games for the Bengals in 2014, but only two in 2015. … Made 91 tackles and had seven passes defensed in 2014. Made 40 tackles in 2015. … Injured a knee in the 2015 regular-season finale and missed the Bengals' playoff game. … Missed the 2013 season because of a shoulder injury suffered during preseason.
Travis Lewis
Position: Outside linebacker
Previous team: Detroit
Height, weight:  6-2, 235 • Age: 28
College: Oklahoma
Draft: Seventh round (223rd overall), 2012
Comment: Played in 15 games for Lions in 2015, starting four. Finished with 21 tackles and one sack. Appeared in 27 games, with no starts, in first three years in NFL. … Played extensively on special teams during his Lions career.
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