Steelers lock up Benton with four-year, $72M extension

The Steelers agreed to a four-year, $72 million extension with defensive tackle Keeanu Benton, averaging $18 million per season and making him the highest-paid defensive lineman in Steelers history; Benton, 25, has appeared in all 51 games with 40 starts in his rookie deal and posted 123 tackles, nine tackles for loss, 7.5 sacks, 28 QB hits and one interception.