New York City officials say they're using forensics and video surveillance to identify the woman who burned to death on a subway car in Brooklyn, as the man accused of lighting her on fire was indicted by a grand jury on state charges.

A vigil was held Thursday for the woman set on fire on a Brooklyn subway last weekend, a public memorial for the still nameless victim in a case that rocked the nation due to its cruelty. Community leaders planned to hold a late-afternoon prayer vigil at the Stillwell Avenue station in Coney Island,