In Deep Shit
You meet a very nervous JD, worrying about his life and what the consequences are to what he's babbling about. Toni finally gets the subject out of him - the Sindaccos have kidnapped Salvatore. And as you leave, JD sees the car that has him captive.
Saving the Boss
Get a car and then follow them to Portland View to find out what these goons are gonna do - crush the car with him in the boot. You need to draw these out of the car before they reach the destination of the crusher. You can then kill them and drive Sal back to his mansion.