LOS ANGELES (AP) -- Mariah Carey has given the opening performance at Michael Jackson's memorial with a sweet rendition of the Jackson 5's ballad "I'll Be There."

The duet with Trey Lorenz began Tuesday after Jackson's golden casket was placed in front of the Staples Center stage while a church choir sang.

The public event followed a private service for family and friends in a cemetery hall in the Hollywood Hills.

Jackson's flower-draped casket was brought to Staples Center in a motorcade under law enforcement escort.

THIS IS A BREAKING NEWS UPDATE. Check back soon for further information. AP's earlier story is below.

LOS ANGELES (AP) — Michael Jackson's golden casket has been placed on stage at his public memorial service in downtown Los Angeles.

The casket was brought into Staples Center on Tuesday as a choir sang in front of a backdrop of stained-glass windows.

The public event followed a private service for family and friends in a cemetery hall in the Hollywood Hills.

Jackson's flower-draped casket was brought to Staples Center in a motorcade under law enforcement escort.