Schumacher: We can't rule out a Vettel comeback
Ralf Schumacher has suggested that Sebastian Vettel could be tempted back into Formula 1 in the future, despite his recent retirement.
The Aston Martin driver took part in his final race at the Abu Dhabi Grand Prix, after calling time on his F1 career.
In his column for Sky Sports Germany , ex-F1 driver Schumacher paid tribute to Vettel's achievements, and suggested that his heavy involvement in the bigger issues surrounding the sport could have taken a toll on the four-time World Champion.
"Sebastian Vettel is a four-time world champion who has achieved great things. Formula 1 will miss Sebastian Vettel as a person," wrote Schumacher.
"Unfortunately, things didn't go quite so well for him with Aston Martin. I would have wished differently for him.
"What else do I associate with Sebastian Vettel? In addition to sport, Sebastian had environmental protection high on his agenda.
"He took a very critical approach to this. Environmental pro...