University of Pennsylvania Athletics

Career Accolades: 2015 Ivy League Champion

2015: Played in nine games … Helped block for the second best rushing attack (169.2 yards-per-game) in the Ivy League while only surrendering 12 sacks. 

2014: Played in each of the first six games ... Missed last four games due to injury ... Served as a key blocker for the second-best passing offense in the Ivy League ... Also returned two kickoffs for 18 yards at Yale (Oct. 25). 

2013: Played in nine games ... Served as a primary blocker for the Quakers ... Finished with three receptions for 39 yards and a touchdown ... Had a carry for six yards at Villanova (Sept. 28) and a reception for seven yards at Yale (Oct. 5) ... Started at Harvard (Nov. 16) and finished with a season-high two catches, 32 receiving yards and a touchdown. 

Cedar Falls HS: Three-year letterwinner ... Served as team captain for two seasons ... Two-time first-team all-state ... Three-time first-team all-conference ... Three-time first-team all-area ... Three-time first-team all-Metro ... Two-time team defensive MVP ... 2011 academic all-conference.

Personal: Son of Amy and Fenton Challgren ... Grandfather ran track at the University of Colorado ... Enrolled in Wharton ... Transfer from Duke where he spent the 2012 season.