By Rob Gullo NEFJ Correspondent NEWTOWN – Behind a 42-point first half, No. 5 Southington rolled over Newtown 42-26 on Friday. Southington quarterback Jacoby Roman threw for four touchdowns in the win, three of which went to wide receiver Walker Mierzejewski. Mierzejewski, one of the state’s fastest players, scored on receptions of 32, 57, and 67 yards. Running back Nick Andrews scored a pair of touchdowns, catching one receiving touchdown...