June 18 (UPI) -- Detroit Lions quarterback Matthew Stafford played through multiple tiny fractures in his back last season, league sources told the NFL Network and MLive on Tuesday.
The Lions listed Stafford on the injury report with a back injury after taking 11 hits against the Los Angeles Rams in Week 13, but the team never revealed the specifics of the injury. The ailment limited the franchise quarterback in practice for the next three weeks.