Solder awaits medical clearance after fourth concussion since 2011

Before entering the NFL as a first-round draft pick in 2011, Patriots tackle Nate Solder nearly gave Broncos director of player personnel Matt Russell a concussion during Pro Day drills.  Since entering the NFL, Solder has had four known concussions. Solder missed Sunday’s win over the Ravens after suffering concussions in each of the team’s…