1. You would check the person’s immune response. With luck they have infect a pool of people in the local area which should give you more data. 2. Yes there ar

1. You would check the person’s immune response. With luck they have infect a pool of people in the local area which should give you more data. 2. Yes there are, but we need to look for a quite rare mutant. 3. We would be genome sequencing clinical samples - these would be kept in storage until the data comes back.