The result, legal experts say, is an escalation in the way Trump officials seek to penalize, remove or even jail adversaries.President Donald Trump’s move to fire Federal Reserve governor Lisa Cook on Monday was the latest illustration of his administration’s surprising new weapon against its enemies: their own mortgages.Trump and other officials raised allegations of mortgage fraud last week against Cook, a prominent economist put on the Fed board by President Joe Biden. The Justice Department is investigating the claims now, and Trump says the allegations alone are enough for him to push her out of her seat. Additionally, the...