An officer involved in a shoot-out with a man, suspected to be Christopher Dorner, has died of his wounds, the LA Times reported.
The San Bernardino County sheriff's deputy was airlifted to Loma Linda University Medical Center, where he was pronounced dead, according to the report.
A second deputy was also wounded in the shoot-out.
More top news
Boris Johnson is in Europe for meetings with Germany's Angela Merkel and France's Emmanuel Macron.
The offer from Bielefeld was prompted by a light-hearted internet conspiracy theory.
In the UK pretty much everything is at stake, from whether Johnson survives as PM, to whether the UK ever leaves the EU.