Seahawks sign five tryout players; Vernon Adams not among them

Former Oregon quarterback Vernon Adams was the best-known player among the aspiring Seahawks trying out for the team during their rookie minicamp, but he wasn’t one of the five to get a spot on the 90-man roster. The Seahawks announced on Monday that they have signed cornerback Jamal Marshall, linebacker Pete Robertson, fullback Taniela Tupou, tight end…