Teenager ordered held without bail for arson-related murder charge in Lowell By John R. Ellement Globe Staff,Updated March 15, 2021, 2:36 p.m. Email to a Friend A 16-year-old boy was ordered held without bail Monday for his alleged role in an arson fire that claimed the life of a 77-year-old man, injured three tenants, two Lowell firefighters, one Lowell police officer and displaced some 50 residents. Alexander Sekou Gaye was arraigned in Lowell District Court where not guilty pleas were entered on his behalf to seven charges including murder, arson of a dwelling, and two counts of assault with intent to murder. He was arrested Sunday by Lowell police.