Cases of several dangerous bacterial infections and viruses have been growing around the U.S. CBS News medical contributor Dr. Celine Gounder answers questions about these health concerns. She also discusses President-elect Donald Trump’s choice of Dr. Mehmet Oz to lead the Centers for Medicare and Medicaid Services.

Sources tell CBS News that President-elect Donald Trump is expected to nominate Linda McMahon to serve as secretary of the Department of Education. McMahon is Trump’s transition co-chair and served in his last term as Small Business Administrator.

President-elect Donald Trump is doubling down on his choice for attorney general. Trump is calling senators to push his pick of former Rep. Matt Gaetz, even while he considers making recess appointments. CBS News’ Nancy Cordes and Fin Gómez join “America Decides” with the latest.