What does the cryptic crossword clue "Mafia’s come to conceal calamity (6)" mean?

The definition is "calamity". The wordplay uses a hidden word. Hidden in "maFIA’S COme to conceal calamity" The answer is FIASCO.

Mafia’s come to conceal calamity (6)

Guardian Cryptic #29514 | 26 Across | 2024-10-15 flower