sentences:  Following the firing of three-year head coach Pete Carroll in January, Patriots owner Bob Kraft pursued Jets assistant head coach Bill Belichick for the Patriots' head coaching vacancy.Belichick, who had been an assistant coach under Bill Parcells with the Patriots in 1997, followed Parcells to the Jets after that season and was contractually named Parcells' successor.A day after the 1999 season, Parcells resigned as head coach of the Jets and made his second retirement from NFL coaching.