Crossword Puzzle Whodunit bust

Clue: Whodunit bust

Bustlings (ADOS with 4 letters)
Whodunit sine qua non (BODY with 4 letters)
Whodunit components (MOTIVES with 7 letters)
Whodunit exclamation (IHEARDASHOT with 11 letters)
He was busted by Officer Obie for illegally dumping garbage (ARLO with 4 letters)
Buster Keaton's look (DEADPAN with 7 letters)
Trust-busting period (TAFTERA with 7 letters)
Bust --- (AGUT with 4 letters)
Tool to bust clods with (HOE with 3 letters)
Whodunit author Paretsky (SARA with 4 letters)