“But I think it’s unlikely, we’ve run simulations a thousand times, but this is a possibility.
“So I think that re-entry with the asymmetric backshell and the parachutes are new – will the parachutes deploy correctly?
“And then, will the system guide Dragon 2 to the right location and splash down safely?”
The Crew Dragon module is based on SpaceX Cargo Dragon, or Dragon 1, which is regularly deployed to deliver cargo to the ISS.
The spacecraft was developed under a £1.98billion ($2.6billion) commercial contract signed with NASA in 2014.
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Article source: https://www.express.co.uk/news/science/1097192/Spacex-dragon-news-elon-musk-spacex-launch-crew-dragon-ISS-NASA