White hat hackers and your car?
b"The DEF CON security convention in Las Vegas featured an area sponsored by Fiat Chrysler, Volkswagen and automotive software makers- where some of the nation\\u2019s leading hackers did their best to break into the control units of cars and take over driving functions. Carmakers and suppliers have increasingly recognized the need to collaborate with \\u201cwhite hat hackers\\u201d - cyber experts who specialize in ferreting out security vulnerabilities. ABC's Jim Ryan joins Tony with a look."