On a cold day, Protestors gathered near the Andy Warhol Bridge to raise public awareness of Howmet Aerospace's role in building jets used in Israel's ongoing war. As Israel’s war in the Gaza Strip and Lebanon continues to claim lives and fuel regional unrest, a local group is calling out one Pittsburgh company’s role in the war effort. Boycott, Divestment and Sanctions (BDS) Pittsburgh protested Dec. 2 outside the headquarters of Howmet Aerospace in a bid to get Howmet not to renew a contract with defense giant Lockheed Martin…