Phillies designate Navy veteran pitcher Noah Song for assignment

Phillies acquired Song from Red Sox in Rule 5 draft
Song served four years in the Navy before joining Phillies
Song appeared in eight minor league games this season after getting special permission from Navy
Phillies had to add Song to roster or put him on waivers, chose to designate him for assignment
If Song clears waivers, Red Sox can reclaim him; otherwise Phillies can trade his rights