(Seattle, WA)  --  The Seahawks came to terms with four more players Monday after signing cornerback Brandon Browner the day before.  Center Patrick Lewis, tight end Cooper Helfet, cornerback Mohammad Seisay and safety Steven Terrell all signed exclusive rights tenders.  Lewis, Helfet and Terrell have all seen playing time for Seattle over the last two seasons, while Seisay spent all of 2015 on injured reserved after being acquired from Detroit.  The team also began its voluntary workout program Monday.