The Detroit Lions have agreed to a four-year, $120 million extension with All-Pro wide receiver Amon-Ra St. Brown, NFL Network reported Wednesday.The deal runs through 2028 and reportedly includes $77 million guaranteed, supplanting Cooper Kupp’s $75 million as the highest total among NFL wideouts.With an average annual value of $30 million per season, St. Brown would trail only Miami Dolphins star Tyreek Hill’s annual compensation of $31.3 million, according to Spotrac.A fourth-round pick in 2021, St. Brown had been scheduled to earn $3.366 million in base salary in the final year of his rookie contract in 2024.