Defensive coordinator Brent Pry has tons of confidence in the Nittany Lions' group of linebackers entering the 2019 season.
"Obviously, guys who are returning starters have an advantage, but we're going to have open competitions every single year. You have to go out and earn it every single day."
Parks said Penn State "will continue to be a top choice on my list," but his recruitment is "100% back open" following his decommitment.
Barkley's total earnings of $25.8 million as an NFL rookie helped him earn the No. 93 spot on Forbes' annual rich list.
Toutant flipped his commitment from Happy Valley to Columbus after initially committing to James Franklin's program in November 2018.
Black, who spent last season with Lackawanna College in Scranton, accepted his offer from Penn State on the spot during the program's Elite Camp on Sunday.