The Haddon Heights High School baseball team is among the early leaders in the Colonial Conference standings thanks to a 2-0 start. Through their first two games, the Garnets have outscored St. Joseph’s (Hammonton) and Paulsboro by a combined 19-2 score. The season-opening 10-0 victory over St. Joseph’s is noteworthy because senior pitchers Drew Harris and Drew Costello combined for a five…