Officials say that the two ships are believed to be gathering vital data for conducting operations. In all likelihood the vessels are gathering data related to submarines.
Curiosity started building around Harris and Williams after a series of photographs of the two from a 2001 charity event popped up on social media on Friday.
The announcement from Bill and Melinda Gates Foundation comes just three days after Pfizer said that its vaccine candidate has so far proved to be 90% effective.