Vin Diesel's emotional speech at Paul Walker's crash site, Fans are kicked out of crash seen, and new video of crash challenges if drag racing was involved

Vin Diesel has finally broken his silence on the death of his costar friend, Fast and Furious actor, Paul Walker. Last night Diesel arrived at the crash site and thanked mourners for "showing that angel in heaven how much you appreciate him," according to TMZ.

Cops cleared the site of all fans, and media in order for a private family memorial to take place. Right after the private memorial ended, fans were allowed back to the area, and that's when Vin Diesel spoke. TMZ said, a source close to Paul and Roger Rodas, "tells us the families just wanted some private time to mourn while visiting the site of the tragedy."

Diesel and Walker had appeared in several Fast and the Furious movies together and considered each other close friends off camera, as he stated on his facebook page last night.

TMZ reported that, when the Fast and Furious actor arrived to the crash site, a police officer allowed the actor to use the loudspeaker from a squad car to address the huge crowd ... and he delivered a heartfelt speech.

"To show the love that you have shown Paul ... it's gonna stay with me forever."

After the speech we asked Vin about the future of the movie franchise -- to which he replied, "I can't even think about anything but the loss of a loved one."

TMZ also has released a new video, showing the high speed crash that killed Paul Walker and Roger Rodas. A huge explosion and fireball can be seen for miles ... and it was all recorded on a security camera, the camera showed the moment of impact. According to CNN, the video was obtained to challenge if drag racing was involved.