The Florida governor, Ron DeSantis, has said passengers on a coronavirus-stricken cruise trip cannot be “dumped” in his state, casting further doubt over where two vessels carrying hundreds of people will be allowed to dock.

Four people have died and dozens of people are sick with flu-like symptoms on the Zaandam cruise ship, which is currently traveling towards Florida after passing through the Panama canal with its sister ship – the Rotterdam – where asymptomatic passengers have been moved.

On Monday, DeSantis told Fox News that…