Bill Paxton's Official Death Certificate Released

Bill Paxton's death certificate has been released.
As we reported, the character actor passed away from complications following heart surgery last month -- and now we're learning more official details surrounding the 61-year-old's untimely death.
Related: Ginnifer Goodwin Remembers Bill
According to the celeb's death certificate obtained by TMZ, Paxton died from a fatal stroke triggered by heart valve replacement surgery to correct the aortic aneurysm problem.
The surgery took place on February