Beyond coronavirus, what’s causing nearly 10% spike in deaths in LA County?

Deaths from all causes have spiked nearly 10 percent this year over what would normally be expected, according to a detailed analysis of provisional mortality data through mid-May by the Los Angeles County Department of Public Health.
That equates to 2,528 more lives lost than in years past — but just two-thirds of that spike can be officially attributed to COVID-19. Confirmed coronavirus deaths in the county were about 1,800 as of mid-May.
So what accounts for those hundreds of extra deat