<text>  New York CNNCrews searching at the site where a building exploded in New Yorks East Village found two bodies in the rubble Sunday. The victims remains have not yet been officially identified, but authorities believe they are the two people who were reported missing after Thursdays blast, New York Fire Commissioner Daniel Nigro told reporters. The men reported missing last week, Nicholas Figueroa and Moises Locon, were thought to have been at a sushi restaurant at the time of the explosion. Crews are still searching the scene, Nigro said, even though its unlikely there are other victims. Three buildings collapsed and four others were damaged Thursday by the explosion and raging gas-fueled fire that followed. Nigro declined to discuss details about what caused the blast, saying an investigation is ongoing. Investigators are looking into whether a gas line was inappropriately accessed at the building where the explosion occurred, New York Mayor Bill de Blasio told reporters Friday. Gas utility inspectors checking on work in the buildings basement left the premises about 30 minutes before the explosion. In August, Con Edison shut off gas lines at the building for 10 days after discovering theyd been tampered with, according to Alfonso Quiroz, a spokesman for the utility. Images from the scene . Before last weeks blast, the restaurants owner had smelled gas and contacted the buildings owner, but didnt contact authorities. That was a major mistake, New York Emergency Management Commissioner Joe Esposito said Sunday. They should have called 911, he said. We dont know what the outcome would have been. But thats what they should have done. Nicholas Figueroas body was one of those recovered from the rubble Sunday, family spokeswoman Awilda Cordero told CNN affiliates NY1 and WABC. Thank you to everybody for all the effort they did, she said. Yes, it is Nicholas. They found him. Figueroa, who had recently graduated from college, was on a date at the sushi restaurant and went to the back to pay when the explosion occurred. The family is devastated, she said, but relieved to learn that his body was found. Theyve been waiting and waiting. ... This is just the beginning of doing something that they needed to do, she said. Locon, an employee at the restaurant, was reported missing by his brother, police sources said last week. I saw that young man every day, every single day we had a chat to say hello hows business, Michael Schumacher, who owns a grocery store near where the explosion occurred, told WABC. Kid worked hard for his family Schumacher said. CNNs Julia Talanova reported from New York. CNNs Catherine E. Shoichet reported from Atlanta. CNNs Ray Sanchez, David Shortell and Jamie Wiener contributed to this report. 