Destroying Armored Vehicle Or Tanks:

Use Jones to run up to the vehicle or tank. Lay an anti-tank mine next to it, in turn sacrificing jones Temporarily to take out the vehicle or tank.

Use Jones to run close to the tank, then plant a C4. Throw a smoke grenade on the tank, run for the nearest cover, then blow it up.

Have one of your team members run by the tank to distract it. Then, run up to the tank, plant C4, and blow it up (risking your life). You can heal him with the other team member.