SAN FRANCISCO (CBS SF) – San Francisco Mayor London Breed and Supervisor Shamann Walton confirmed they may have been exposed to the coronavirus.

Mayor Breed tweeted she was awaiting test results, Wednesday, after learning she attended the same event as “an individual who was aware that they had tested positive for COVID-19.” She did not indicate where the event was.

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According to the San Francisco Examiner, Supervisor Walton also confirmed his exposure to COVID-19 and said he has been tested. On Thursday morning, Walton texted KPIX 5 that his test had come up negative.

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While neither San Francisco politician revealed where they may have been exposed, both took part in an emotional news conference Tuesday involving the death of 6-year-old Jace Young, who was killed by a stray bullet while watching Fourth of July fireworks.

While Breed said she is working with the Department of Public Health and awaiting her results, the announcement comes during a surge in cases within the city.

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“That we are seeing an increase,” Breed said during her Tuesday COVID-19 update. “Our numbers along with numbers all over the country are going up and we are not out of the woods yet. I have said in the past, Dr. (Grant) Colfax (San Francisco’s Public Health chief) has said in the past this COVID-19 virus will be with us at least anywhere between 12-18 months…We are trying to adapt to our new normal.”