An asymptomatic coronavirus carrier infected an apartment neighbor without sharing the same space. A study blames the building’s elevator buttons.

An asymptomatic coronavirus carrier traveled from the US to China in March. Even though she didn’t interact with anyone face-to-face, her downstairs neighbor was infected.According to a new study, transmission likely occurred in the elevator, when the neighbor touched the same buttons that the quarantined traveler had.The neighbor was later linked to 70 other coronavirus…