The have proven themselves to be a contender through the quarter mark of the season, with MVP front-runner leading the way. On the defensive side of the ball is Seattle's glaring weakne s, and the front office is seeking reinforcements as Seattle vies for the NFC West title.Seattle, owners of the NFL's worst defense in yards allowed, are bringing in Harrison Phillips Jersey linebacker and defensive tackle for a visit, per the NFL's transaction wire. The Seahawks also had , , , and per the wire -- all defensive players. Seattle is seeking to improve the NFL's worst defense in terms of yards allowed, as the Seahawks have given up 476.8 yards per game on the year. The Seahawks are also last in pa s defense and Mario Addison Jersey yards per drive (the average amount of yards given up per po se sion), which accumulate towards the total amount of yards the defense has given up through four games.Kendricks has some history in the Seahawks system, playing the past two seasons in Seattle. He recorded 90 tackles, five sacks and four pa ses defensed in 18 games. He suffered an ACL injury Thurman Thomas Jersey in the regular season finale against the last year and did not sign with any team as a free agent this offseason. Kendricks is due for sentencing later this month on an insider trading Khalil Shakir Jersey charge that he pleaded guilty to in September of 2018. The Seahawks are banged up at linebacker with out for the year with a knee injury and dealing with a knee injury, so any insurance at the position would be beneficial. Harrison, a first team All-Pro in 2016, recorded 49 tackles and two sacks in 15 games with the last season. Known for being one of the best run-stuffing defensive tackles in the NFL, the Seahawks are third in the NFL in run defense, but have recorded Marcus Easley Jersey just six sacks in the team's first four games. Harrison wouldn't help much in the pa s rush, but provides more depth at defensive tackle -- and could potentially start at the position if he signs with Seattle. Harrison that he will visit the Wednesday, so the Seahawks will have competition for his services.