SPIEGEL ONLINE: Has the failed Detroit airline plot ruined all the progress made in the "war on terror"? Hoffman: I think a watershed has been crossed. Over the past year, we have seen a dozen terrorism plots or attacks in the United States -- at least one a month, which is completely without precedent. Some are directly orchestrated by al-Qaida or one of its franchises, such as the Northwest Airlines plot on Christmas Day. Others are executed by individuals directly inspired by al-Qaida, such as the shooting spree at the Fort Hood military base. SNIP Hoffman: American citizens are functioning...