John Nash, along with his wife, were killed in a car crash in New Jersey. (Link)
This brings an end to a great, most eventful life. The other two members of the 'trinity' of game theory: Lloyd Shapley and Bob Aumann are not getting any younger either, with only the latter being in good health and active at work.
Bob Aumann, on numerous occasions (the latest being in Sao Paolo, with NF in attendance) referred to himself as "your humble servant", Shapley as the "high priest"; and Nash as the "god" of game theory.
Perhaps no fitter tribute can be paid.