Mall siege renews fear of US 'soft target' attacks  The images
of the four-day siege at the Westgate Mall in Nairobi, Kenya,
are from half a world away, but they hit painfully close to home
in the United States, which has more than 800 regional shopping
centers.  "It's a frenzy of communications when something like
that happens," said Bud Bradley, a vice president with
AlliedBarton Security Services, one of the largest suppliers of
shopping mall security personnel with some 12,000 officers. He
said his phone began lighting up with calls from clients soon
after the Nairobi attack began on Sept. 21.  (Read more: Malls
mulling security boosts after Nairobi attack)  "Our mall
customers want to know what we're doing, have we disseminated
information—awareness information, as much as intel as we
possibly could," Bradley told CNBC.  Bradley said the Nairobi
attack strikes a nerve among those charged with protecting what
law enforcement officials call "soft targets"—places like
shopping malls and hotels that offer ea