Police say a teenager will be charged as a juvenile in connection with an attack  Wednesday on a 15-year-old boy with a baseball bat in Aliquippa. The incident happened near a park in the area of Griffith Street in Aliquippa around 2:30 p.m. Witnesses tell police they saw two teens arguing before one of the teens pulled out a baseball bat and hit the other on the head. A helicopter airlifted the victim to UPMC Presbyterian. Aliquippa Police Detective Steven Roberts tells Beaver County Radio that the victim is in intensive care with brain damage.