Brian K. Ahr, 49, a former West Brighton resident, retired FDNY firefighter, master carpenter and steadfast family man, died Thursday at his home in Myrtle Beach, S.C. Mr. Ahr was a first responder at Ground Zero on Sept. 11, 2001, as well as to the crash of American Airlines Flight 587 in the Rockaways, Queens, on Nov. 1 of that year. More.