ABSTRACT:

He didn’t even look. That’s how sure Al Harrington was that had just beaten the Knicks with a last-second game-winning shot.

“Then I just heard the reaction of the crowd,” Harrington said, “‘and that let me know I missed.”

Harrington, 19, found himself in the spotlight down the stretch of a magnificent battle between the Knicks and Pacers, a battle won by the Knicks 94-93 last night, but not before some tense moments that gave the teen-ager who at this time last year was playing for St. Patrick’s High School in Elizabeth, N.J., a chance to be a hero. It didn’t happen…