Wladimir Klitschko, former heavyweight boxing world champion, retires
Challenger Tyson Fury beats Vladimir Klitschko to take heavyweight boxing titles | News | DW | 28.11.2015
Klitschko brothers' lives away from boxing as they say they 'will be fighting' Russia - Daily Star
Klitschko brothers - Wikipedia
Klitschko brothers, hall of fame boxers, vow to defend Ukraine, say Putin wants to 'restore fallen empire' | Fox News
Vitali and Wladimir are the Klitschko brothers who survived Chernobyl, became boxing world champions and are now fighting for Ukraine against Russia alongside Oleksandr Usyk and Vasyl Lomachenko
The Klitschko brothers, heavyweight boxing legends, vow to fight for Ukraine | CNN
Vitali Klitschko, mayor of Kiev and former heavyweight boxer, says 'we prepare for any case' over tension with Russia - KRDO
Klitschko brothers to take up arms and fight for Ukraine | Reuters
Wladimir Klitschko - Wikipedia
Heavyweight boxing enters its pantomime season, and no one's laughing | Boxing | The Guardian