Why did it take so long to arrest Democratic donor Ed Buck despite so many red flags?

Wealthy Democratic donor Ed Buck has been under scrutiny ever since a young man died of a drug overdose in his home in 2017. But despite ample evidence of drug activity and dangerous behavior at Buck’s West Hollywood apartment, local authorities did not lob criminal charges at him until last week.

from California https://www.latimes.com/california/story/2019-09-28/gemmel-moore-died-25-months-ago-why-did-it-take-so-long-to-charge-ed-buck-with-a-crime
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