Misc: who was the first american president to die in office?

Questions

Gals Named Mary: Miniskirt innovator opened her first shop on Kings Rd in Chelsea, in 1955?

Gals Named Mary: Won 1977 French Open mixed doubles with John McEnroe, now works for CBS & ESPN?

Gay Issues: How many colours are there in the rainbow-coloured, "Freedom Flag"??

Gay Issues: What culture considers gay people "two-spirited"??

Gay Issues: What is America's weekly gay news magazine??