Dunn 's blood alcohol level was twice the legal limit , police say . His Porsche was speeding 132 to 140 mph , police say . He had a blood-alcohol content of.14 percent and his car was traveling at 100 mph. Dunn was known for pranks and dangerous stunts .
Dunn 's blood alcohol level was twice the legal limit , police say . His Porsche was speeding 132 to 140 mph , police say . Dunn and his passenger died from `` blunt and thermal trauma , '' the coroner says . Dunn was known for pranks and dangerous stunts .