‘Weaver follows Mike Pettine, the Bills’ new defensive coordinator, from New York to Buffalo. Pettine was the Jets’ defensive coordinator from 2009-12, overseeing a defense that finished in the top 10 in total defense each year. The Jets defense held opponents to the second-fewest passing yards per game (189.8) and finished fifth in the AFC in total defense this year – 323.4 total yards per game.’