Doctors at Children's Hospital of Philadelphia are reporting an increase in kids being admitted to the hospital due to several viruses going around. Typically, children's hospitals expect to see more sick kids coming in in the fall and winter, but this year the uptick in activity is happening much earlier than ever before. Dr. Julia Sammons, a pediatric infectious disease specialist at CHOP, says they're seeing more cases of COVID-19 and also other respiratory viruses including RSV - or respiratory syncytial virus. RSV is an infection that can be dangerous for young children. So why the early, increased uptick? Even...