As parts of WA go into their third lockdown, how did we get here?

It appears health bureaucrats had known for weeks of the risks of the Mercure still being used in the nine-hotel quarantine system. Now a city of two million people holds its breath, worried it may not dodge the bullet this time.

source https://www.smh.com.au/politics/western-australia/as-parts-of-wa-go-into-their-third-lockdown-how-did-we-get-here-20210423-p57lzj.html?ref=rss&utm_medium=rss&utm_source=rss_feed