ATLANTA — The Atlanta Hawks overcame 37 points by Portland's LaMarcus Aldridge to extend their franchise-record winning streak to 18 games by beating the Trail Blazers 105-99 on Friday night. Portland, which has lost four of five, led after each of the first three quarters but couldn't stretch the advantage to more than six points. Following four ties in the final period, 3-pointers by Mike Scott and Paul Millsap gave Atlanta its biggest lead at 97-91.