WHO statement that asymptomatic people do not spread coronavirus without clear evidence is irresponsible and misleading. Asymptomatic does not equal presymptomatic.

Medical Mythbusting Commentary for June 9, 2020

Source:
Asymptomatic spread of coronavirus is ‘very rare,’ WHO says

Reference:
Did the WHO just say that asymptomatic people with COVID-19 don’t transmit the coronavirus?