Passengers scramble as deadly virus outbreak unfolds.
Victim left MV Hondius at St. Helena before illness worsened.
Many passengers at risk after leaving the infected cruise ship.
Evacuations from MV Hondius continue as risks grow.
Officials combat possible source of outbreak linked to cruise.
Martin Anstee, 56, is one of the three evacuated.
Discover the true impact of the hantavirus outbreak.