Biggest concern for young and inexperienced Packers: 'the unknown'

GREEN BAY, Wis. -- With no immediate plans to sign a veteran receiver or bring in an experienced quarterback behind first-year starter Jordan Love, these aren’t Aaron Rodgers' Green Bay Packers anymore.

For starters -- and among the starters -- they’re younger. Much younger.

With only two players on the roster older than 30 -- and one of them is 32-year-old punter Pat O'Donnell -- the biggest challenge and concern with this baby-faced roster is clear to coach Matt LaFleur.

“The unknown,” he said at the start of his fifth training camp in charge of the Packers.

While official rosters data with average age and experience level won’t be calculated until Week 1 rosters are set, the Packers will…