The team claimed cornerback Trayvon Mullen off waivers from the Dallas Cowboys. Mullen is also the cousin of Ravens quarterback Lamar Jackson OWINGS MILLS, Md. — The Ravens are turning their locker room into a family affair. The team claimed cornerback Trayvon Mullen off waivers from the Dallas Cowboys. Mullen is also the cousin of Ravens quarterback Lamar Jackson. Mullen could also provide valuable depth at cornerback. He was a second-round pick in the 2019 NFL draft by the Raiders from Clemson where he won two national championships. Mullen has 150 tackles and four interceptions over 46 career games, including…