On the 60th anniversary of John F Kennedy’s moonshot speech, US President Joe Biden channelled his predecessor, vowing to continue his administration’s efforts to “end cancer as we know it”. The president was travelling to Boston on Monday to draw attention to a new federally backed study that seeks evidence for using blood tests to screen against multiple cancers. This is a potential game-changer in diagnostic testing to dramatically improve the early detection of cancers. He also planned other announcements meant to better the lives of those suffering from cancer. His speech at the John F. K…