"You can see the drivers struggling after a few laps with the graining, especially on the soft compound, " said Giancarlo Fisichella, a 13-year F1 veteran who switched to sports-car racing in 2009.
That earlier study counted all kinds of PTSD, even if it was caused by some event, like being in a serious car accident, that happened before or after the veteran was in Vietnam.
Los Angeles (CNN) -- A veteran Los Angeles County sheriff's deputy and his younger partner sat tensely in their car Thursday in the same patrol district where a former LAPD cop -- now on the run, accused in three killings -- used to work.