Barred from international competition, Russia is training its athletes at a series of special domestic tournaments and banking on hopes a doping ban will be lifted in time for this year's Rio Olympics.
Russia claimed the IAAF's decision to continue its ban of Russian athletics on Friday was unfair and threatened legal action, while the rest of the world welcomed the move and urged the IOC not to go against it.
The inaugural European Games has won over the doubters, even with low profile athletics and swimming events.
Following Bayern Munich's brilliant 7-4 (on aggregate) win over FC Porto in the quarter-finals of the Champions League, here's a look at a few memorable come-from-behind victories in Europe's premier football competition.
