Patriots waive DL Michael Buchanan, WR Kevin Dorsey

The Patriots waived a pair of 2013 seventh-round picks on Thursday, parting ways with defensive lineman Michael Buchanan and wide receiver Kevin Dorsey, the club said. The 24-year-old Buchanan played 18 regular season games for New England over the last two seasons, notching 11 tackles and two sacks. An Illinois product, Buchanan was the No.…