Audio out of sync in Flash Player 11

On most sites that have embedded Flash video, the audio is way out of sync with the picture (by a second or more).

One example -

http://www.ora.tv/larrykingnow/keith-olbermann-1-0_sc5nygmh

Using Flash Player 11.7.700.169

Windows XP, Internet Explorer 8

How can I fix this?

thanks