[Navy Patriot]

... the wrecking of the Key Bridge in Baltimore was a retaliatory strike by the Russians?

Not likely, the ship involved had similar main power failures and shoddy repairs, in European port a couple of months before the Key Bridge collision.

Crocus hadn't happened at that time.

[Wallace T.]

According to Occam’s Razor, you are probably right. The ship has had a string of problems going back to 2016.