Evander Holyfield failed in bid to become oldest heavyweight champion . Lost on points to giant Russian Nikolai Valuev in Zurich , Switzerland . ( CNN ) -- American Holyfield , 46 , will take time to decide whether return to boxing .
Evander Holyfield failed in bid to become oldest heavyweight champion . Lost on points to giant Russian Nikolai Valuev in Zurich , Switzerland . American Holyfield , 46 , will take time to decide whether return to boxing .