http://www.newsarama.com/heroes_philly07/DC/flash.html
the ONLY way this can turn out good is:
1: Wally or Bart is the Flash
2: If either is the case, cool, but if Bart is not the Flash then
3: Bart doesn’t die. and
4: He gets de-aged back to Kid Flash and
5: He stays on New-Earth.
any other options are completely unacceptable.