There are no concrete threats, but they think it's a tempting target
(NEWSER) - British authorities are on high alert, afraid that the wedding of Prince Williams and Kate Middleton represents an all-too-juicy target for the so-called " Real IRA, " or another Irish militant group. Though there have been no specific threats, security officials tell ABC News that they have “concrete intelligence” that the Real IRA is trying to expand its operations to London, and that MI5 is now more focused on them than on al-Qaeda. More»