Four people died in a fire at an e-bike repair shop in lower Manhattan on Tuesday, with another two people reportedly in critical condition under hospital care. Lithium-ion battery storage has been blamed for the tragedy. The fire broke out overnight in a maintenance shop for electric bicycles and scooters, on the ground floor of a building in Chinatown. “It’s very clear that this was caused by lithium-ion batteries e-bikes,” Fire Commissioner Laura Kavanaugh told a press conference Tuesday, UPI reports.