The fan, dressed in black, hugged and jumped up and down with the Swiss rider as he expressed his emotions after winning a third Strade Bianche title.
Trek's initial post on Twitter sounded quite sinister, making some people assume that he'd made off with Cancellara's power metre or some other expensive piece of equipment.
But they worked to reassure Twitter users that they actually want to reward the chap for being in the right place at the right time.
They may not have to look much further, as several commenters pointed out that the guy in question may be Siena resident and cycling superfan David Pullano, who posted images of Strade Bianche and his minutes in the spotlight on his Facebook page.
"Yesterday was simply amazing," he wrote on March 6.
It'll be interesting to see what his reward from Trek-Segafredo will be, having assured everyone that they don't want to have him arrested...
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Stuart Clarke is a News Associates trained journalist who has worked for the likes of the British Olympic Associate, British Rowing and the England and Wales Cricket Board, and of course Cycling Weekly. His work at Cycling Weekly has focused upon professional racing, following the World Tour races and its characters.
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