Editor's Note: Check out the Week 1 rankings of Erik Kuselias, host of Fantasy Football Live - Thursday Night!, which airs every Thursday during the NFL season at 6:30 ET on NBC Sports Network. Follow him on Twitter @EKNBC.Two Word Weekend: Week 1Is this the only week you want Robert Griffin III? Is Andrew Luck a must start? And should you be excited about DeMarco Murray's chances this season? Erik answers these questions and more during this edition of Two Work Weekend.