CFTC: Regulator fit for purpose?

The US Commodities and Futures Trading Commission certainly knows how to make a hash of their task. While major regulatory disasters such as MF Global seem to go largely unpunished and the global OTC derivatives monster escapes any noticable oversight the CFTC is busying itself with closing down the tiny betting exchange Intrade. Is it not time that the overbearing bureaucrats in Brussels once and for all tell their US counterparts that extraterritorial jurisdiction is no longer acceptable?