On Aug. 9, Canada will reopen its land border to Americans who have been fully vaccinated. But Mexico isn't ready to lift its restrictions on nonessential travelers and neither is the US. And, Americans love ice cream, but in the past five years, the popularity of frozen treats in China has exploded. The country now has the largest ice cream market in the world. Also, while billionaires like Jeff Bezos and Richard Branson have gotten lots of attention for their recent forays into space, there's another space race heating up — in Africa. And, we hear from fencer Aida Mohamed of Hungary, as she takes part in her 7th Olympic Games.