NFL Week 18 flex scheduling changes: Titans-Jaguars clash moved to Saturday night; Lions-Packers Sunday night

For the second straight year, the NFL will be holding a Saturday doubleheader during the final week of the regular season and for the second straight year, the NFL waited until the Sunday games ended in Week 17 to reveal who would be playing in that doubleheader. 

The league has announced that the Saturday schedule…