Verb
fish in troubled waters (third-person singular simple present fishes in troubled waters, present participle fishing in troubled waters, simple past and past participle fished in troubled waters)
(idiomatic) To try to gain something by taking advantage of a confused or troubled situation.
To fish in troubled waters. Matthew Henry
To fish in troubled waters. Vietnamese Proverb
There are unscrupulous people around who not only try to fish in troubled waters but purposely create a law and order situation to make a profit out of it. Source: Internet
We must remember that our ‘friends' on both sides of the border are on the look-out for opportunities to fish in troubled waters Ahead of the Assembly election, television viewers. Source: Internet