Definition: In this task you will be given a question and a passage. You need to determine if the answer to the question is contained in the passage. If the answer can be found in the passage you should output 'True'. If the answer cannot be found in the passage you should output 'False'.
Input: Passage: 'United States On 29 July 2016, the CDC confirms 4 cases of locally transmitted cases of Zika infection in Miami, Florida, the first locally transmitted cases confirmed in the mainland US.'. Question: 'when did zika virus come to the us'.

True