Michael Jackson’s Personal Chef & Security Interviewed by LAPD

ET has the latest in the Michael Jackson death investigation.

LAPD confirms that they have conducted new interviews with Alberto Alvarez -- who made the 911 call -- and Michael Amir, Jackson's chef. It is the second time the men have been interviewed.

A rep for the department tells ET: "The information that was gained from both men was extremely helpful to the investigation. Both men were very thoughtful and honest with their answers, and both of their stories were consistent. Total time the two were interviewed was about 2 1/2 hours."