After the tragic death of Wouter Weylandt in a crash at the Giro d'Italia, the cycling world is receiving and reacting to the news with heavy hearts. British rider Mark Cavendish was among the first to tweet out his condolences:

Things like this shouldn't happen. Absolutely sick to the stomach. My thoughts are with his family. RIP Wouter Weylandt.

Lance Armstrong concurred, saying he was "shocked and saddened," and adding, "May he rest in peace."

"Black day," Swiss rider Fabian Cancellara tweeted, also noting one of this tragedy's darkest aspects: "My condolence to his wife and family. His wife is even pregnant."

And the Giro d'Italia itself is crushed, tweeting "Our prayers and thoughts are all for Wouter Weylandt" just an hour after tweeting this haunting, hopeful note:

We're apprending (learning) what happened from your tweets. Hope everything is going to be ok

For more on Weylandt's death and professional cycling, please visit Podium Cafe.