Barack Obama has tried to reassure Americans after more cases of the Zika virus have been reported in Florida.
The US president has called on Congress to agree more action to tackle the mosquito-borne disease.
But he says his administration has already been working on the problem.
Watch @POTUS discuss our response to #Zika—and how we can keep protecting public health: https://t.co/3orxZo27oT
— White House Archived (@ObamaWhiteHouse) August 27, 2016