Firefighters battle 5-alarm blaze in Mass. BOSTON (AP) — Firefighters are battling a five-alarm fire — and frozen hydrants — in the city's East Boston neighborhood. Fire officials say the blaze began at about 11:50 p.m. Monday and that firefighters had most of it extinguished by early Tuesday. WCVB-TV reports (bit.ly/VG1jFe) that frozen hydrants in the area are hindering firefighters' efforts. No injuries have been reported. ___ Information from: WCVB-TV, http://www.thebostonchannel.com