A key senator is warning that the proposed merger of ticketing company Ticketmaster Entertainment Inc. and concert promoter Live Nation Inc. raises “serious competition concerns.“

The powerful sedative Diprivan was found in Michael Jackson’s home, a law enforcement official said Friday as the city planned for a massive crowd at the singer’s memorial service. Diprivan is an anesthetic widely used in operating rooms to induce unconsciousness. Also known as Propofol, it’s given intravenously and is very unusual to have in a private home. ABC News’ Linsey Davis has moreon the plans for Jackson’s memorial service.

The powerful sedative Diprivan was found in Michael Jackson’s home, a law enforcement official said Friday as the city planned for a massive crowd at the singer’s memorial service. Diprivan is an anesthetic widely used in operating rooms to induce unconsciousness. Also known as Propofol, it’s given intravenously and is very unusual to have in a private home. ABC News’ Linsey Davis has moreon the plans for Jackson’s memorial service.

Details of next Tuesday’s public memorial for Michael Jackson are being released in Los Angeles by the owners of Staples Center. Staples Center boss Tim Leiweke says 17,500 tickets free tickets will be provided. There also will be a free worldwide video feed.

Details of next Tuesday’s public memorial for Michael Jackson are being released in Los Angeles by the owners of Staples Center. Staples Center boss Tim Leiweke says 17,500 tickets free tickets will be provided. There also will be a free worldwide video feed.

Ticketmaster has agreed to change the way it sells tickets online. It all began when fans tried to buy tickets to Bruce Springsteen’s concerts through Ticketmaster and were redirected to a Ticketmaster subsidiary that was offering tickets at higher prices. Springsteen himself complained about it.