Lowell fire tied to an electrical failure Official says flames spread widely in concealed space ← Related Article Visit The Boston Globe Share on Twitter Share on Facebook Comment on this Scroll to top of page John Tlumacki/Globe Staff Flowers were left Friday next to a building on Branch Street that was the scene of an apartment complex fire that killed seven. Joanne Rathe/Globe Staff Ethen Lam , 7, who lives down the street, mourned his classmate Sayuri Sak. John Tlumacki/Globe Staff Minh Ngo Van lived in the complex. Two of his roommates were killed. John Tlumacki/Globe Staff Residents of a nearby building sit on their front steps as they read the news about the fire. John Tlumacki/Globe Staff Fire investigators continued to work the scene. John Tlumacki/Globe Staff Officials conferred as they sought a cause for the blaze. John Tlumacki/Globe Staff Investigators walked past a first-floor apartment unit. John Tlumacki/Globe Staff The building had a variety store on the ground floor and apartments above. Joanne Rathe/Globe Staff Investigators worked on the second floor. Joanne Rathe/Globe Staff Glory Buddhist Temple monk Tim Seouth carried books in the monk house. The temple held a memorial event Thursday night. Joanne Rathe/Globe Staff Glory Buddhist Temple will be the location for Sunday memorial services for the victims of the fire. Joanne Rathe/Globe Staff Members of the temple prepared the monk's daily offering in front of the altar. Matthew J. Lee/Globe staff Monks from Glory Buddhist Temple led people away from the building Thursday. Matthew J. Lee/Globe staff Buddhist monks chanted in front of the building with hundreds of people from the Cambodian community gathered at the scene. Lane Turner/Globe Staff Earlier Thursday, a crowd waited for information outside the complex. Lane Turner/Globe Staff A woman became angry while waiting for information. Lane Turner/Globe Staff Residents comforted each other. Lane Turner/Globe Staff Firefighters continued to work on the building hours after the blaze. Lane Turner/Globe Staff Residents and family members waited for news. Lane Turner/Globe Staff Family members were allowed inside police lines for a briefing. Lane Turner/Globe Staff Thearan Sak spoke to media members outside the Red Cross shelter. He lost five family members. Lane Turner/Globe Staff Neighbors watched from a second floor balcony across the street. Lane Turner/Globe Staff The back of the building borders a cemetery. Elise Amendola/AP Geri Boyles of Lowell hugged her daughter, Corinna, outside the building. Elise Amendola/AP Lowell Fire Chief Edward Pitta (left) Mass. State Fire Marshal Stephen Coan, and Middlesex County District Attorney Marian Ryan held a news conference. Claire McNeill/Globe Staff Relatives and friends of missing people gathered outside of the building. Wendy Maeda/Globe Staff Loved ones consoled each other after the fatal three-alarm fire. Wendy Maeda/Globe Staff Firefighters carried a body out of the apartment building in Lowell. WENDY MAEDA/GLOBE STAFF The fire broke out in a nine-unit apartment building on Branch Street early Thursday, according to a spokeswoman. WENDY MAEDA/GLOBE STAFF Officials said 48 people lived in the building, which had businesses on the ground floors. Elise Amendola/AP A firefighter worked on the top floor of the building after the fire. Wendy Maeda/Globe Staff Authorities described the fire as “fast moving.” Elise Amendola/AP Firefighters were on the scene throughout the day. Elise Amendola/AP A state fire marshal talked on a cellphone at the scene. Elise Amendola/AP Fire officials observed the scene. Matthew J. Lee/Globe staff Mayor Rodney M. Elliott (center, in a white shirt with a red tie) spoke at the scene. David L. Ryan/Globe Staff An overhead view shows the damage to the upper part of the building. David L. Ryan/Globe Staff Another aerial photograph shows the entire structure. Micah S. Flames shot out of the building, lighting up the street. Micah S. The fire engulfed much of the building’s upper floor. Micah S. Firefighters used a hose to battle the blaze. Van C. Nguyen Bystanders watched the fire, which broke out when many were sleeping. Emergency personnel responded to the fire.