The NBA Power system lay is on Boston. Game 573 at 8:00 eastern. The Celtics are off a pair of upset home favored losses and should bounce back nicely here in Philly. The Celtics have covered 6 of 7 in the series and 4 of 5 vs .600 or better teams as well as 6 of 8 off a double digit home loss. Philly is off a National TV Blowout win over Lebron and the Lakers and could bounce here. The Sixers have failed to cover 4 of 5 vs the East and 13 of 18 after scoring 125 or more. To cap things off we note that rested road teams off a home favored spread loss by 14+ points are undefeated to the spread if they scored 100 or ore and their opponent scored 120 or more in a home favored win and cover. Play on Boston tonight.