NEW SMYRNA, Florida (WPVI) -- A new warning is posted on the beaches of New Smyrna, Florida, following three shark bites in one weekend.
Purple flags are flying on the shore to alert people to dangerous marine life.
A man was standing in knee-deep water Sunday when a shark bit his right foot.
Two other people were attacked on Saturday.
None of the injuries were serious.
3 people bitten by shark in one weekend in New Smyrna, Florida