Researchers are still digging into the question and sharing their findings decades after the Nazis sacked the homes of Jews during World War II.

Scientists are now checking to see if purified blood serum from people who have recovered from COVID-19 might be more than a useful treatment. Perhaps it's a way to prevent disease in someone else.

Mike Bloomberg has already spent well over $350 million for Democrats this cycle, according to his team. Some Democrats say the former New York mayor and presidential candidate could do more.

New Mexico Gov. Michelle Lujan Grisham and Michigan Gov. Gretchen Whitmer are among those thought to be on Joe Biden's vice presidential shortlist.