RINGING IN THEIR EARS. IS IT POSSIBLE TO OUTSMART AN IGNITION INTERLOCK WITH AN INFLATED BALLOON? POLICE SAY THEY RECENTLY CAUGHT A REPEAT DRUNK DRIVER IN THE ACT ... TRYING TO USE A BALLOON TO BLOW INTO THE DEVICE...TO TRICK IT. TONIGHT ERIC KAHNERT LOOKS INTO WHY THAT'S NOT A SMART THING TO DO. ERIC? POLICE IN WISCONSIN SAY THEY CAUGHT SOME DRUNK GUY USING A BALLOON -- LIKE THIS ONE -- TO BLOW INTO HIS IGNITION INTERLOCK TO START HIS VAN. WHILE IT WORKED THERE ... LOCAL INTERLOCK EXPERTS SAY ... IT WON'T HERE. 45 YEAR OLD PAUL RUPPLE THOUGHT HE CAME UP WITH A GREAT WAY TO AVOID HIS 6TH D-W-I ARREST. AS YOU CAN SEE FROM THE HEADLINE OF THE MILWAUKEE JOURNAL SENTINEL -- IT WORKED ... UP UNTIL LAST WEEK ANYWAY. POLICE SAY RUPPLE WAS DRUNK WHEN THEY CAUGHT HIM USING A BALLOON HE'D FILLED UP WITH AN AIR COMPRESSOR TO START HIS IGNITION INTERLOCK. WE STOPPED BY ANDREW WONG'S ALBUQUERQUE BUSINESS -- 'ACTIVE INTERLOCK' TO SEE IF IT CAN...