Former Vice President Joe Biden said Thursday that he would compel Americans to wear masks in public if elected president. In an interview with Pittsburgh CBS affiliate KDKA, Biden said that he would use federal power to “mandate” masks. Q: I know you have been critical of the president’s handling of the pandemic in the past. But let’s look ahead. If you became president tomorrow, what would you do differently regarding the pandemic and getting these surging cases now under control? Biden: I would go back to making sure that everybody had masks, that you had PPE [personal protective equipment]...