Teenager in court over Buffalo supermarket shooting

Payton Gendron is led into the courtroom for a hearing at Erie County Court in Buffalo, New York (Matt Rourke/AP)

The white man accused of killing 10 black people at a supermarket in Buffalo, New York, has appeared in court, standing silently during brief proceedings attended by some relatives of the victims after a grand jury indicted him.

Payton Gendron, 18, wore an orange jail uniform, a mask and handcuffs.