Kenyan forces have moved to occupy southern Somalia and beefed up security on the coast.
Authorities have launched "Operation Lightning" in San Pedro Sula, saturating violence hotspots with police and soldiers, and some residents believe the beefed up security presence is working.
CNN: Inside San Pedro Sula, the 'murder capital' of the world
Even as they worked to piece together what happened and why, British authorities beefed up security around Woolwich and all military barracks in London, according to a British government source.
The prisoners were recaptured - and the prison beefed up its security.
Mr Kabila, Mr Bemba and the peacekeepers have all beefed up their security in a city packed with armed men and their vehicles.
Authorities have launched Operation Lightning in San Pedro Sula, saturating violence hotspots with police and soldiers, and some residents believe the beefed-up security is working.
CNN: Inside San Pedro Sula, the 'murder capital' of the world
"If beefed-up security measures are to be put into place, and that's going to take a little bit of extra time, the postponement is fine with us, " he said.
He was a key member of a bipartisan Senate group that put together the Comprehensive Immigration Reform Act of 2007, which would have beefed up border security and increased the number of Border Patrol agents, but also would have created a guest worker program.
Al-Maliki said there has been a 75 percent drop in violence in Baghdad and nearby areas since the beefed-up Baghdad security plan started early in the year.
MADRID, Spain (CNN) -- Spanish police vehicles topped with machine guns were standing guard outside the American, British and Israeli embassies in the Spanish capital as security was beefed up ahead of the likely war in Iraq, CNN observed Wednesday.
However, he said, security has been beefed up on campus, including officers on foot patrols carrying semiautomatic weapons.
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Security has been beefed up in Macau in the run-up to the Portuguese enclave's handover back to China at midnight Sunday.
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Felix Kuliagye, Uganda's army and defense spokesman, said security has been beefed up at potential targets, including key army and other government installations, public buildings, shopping malls, hotels and busy entertainment places.
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But police tailor their response based on what is happening in other cities, which, in part, is why security was also beefed up at hotels, but police officials would not divulge more specific details.
Worries also reverberated across the Atlantic, where an already robust security operation was being beefed up for Wednesday's ceremonial funeral for former Prime Minister Margaret Thatcher.
Under the Safer Homes Fund, security is to be beefed up in more than 45, 000 homes with the elderly and lowest paid getting new window and door locks.
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