As mentioned in a comment by Mad Scientist:
Ourworldindata reports around 200 cases per 1 million inhabitants per day where this number is the average over the last 7 days. DieZeit reports around 140 cases per 100.000 inhabitants in total over the last 7 days. With rounding these two incidence rates match up exactly.
Possibly, but it's hard to have evidence that compares e.g. to contemporary polls among police officers' support for Trump (which was given [in a comment] as basis for skepticism of this claim).
The best I could find on the matter is a paper on the Berlin police relationship with the Nazis during the Weimar era. (This may or may not be representative of ...