The agreement will allow law enforcement agencies from one country to pursue suspects over the border into a neighboring country, and encourage states to share criminal records.
Guatemala has one of the world's highest murder rates, and one way President Molina has tried to address this is by adding 2,000 more police since January 2012.
A judge in Guatemala ordered former military leader Efrain Rios Montt to stand trial. He is the first ex-president charged with genocide by a Latin American court.
Attributed, in part, to an evolution away from hardline 'iron fist' policy approaches to crime and violence, El Salvador and Guatemala saw homicides fall in 2012 from record highs.
Computer protection guru John McAfee’s high-profile run from the law is over after his arrest in Guatemala. A simple slip in digital security may have helped lead to his capture.
President Molina has asked Obama to stop Guatemalan deportations from the US, which increased by 14 percent this year, according to Guatemalan officials.
For years El Salvador battled gangs with prison sentences and an iron fist. But a gang truce brokered in March has lasted longer than anyone expected, with homicide rates plummeting.
A new report exposes the environmental consequences of criminal activity, such as gangs clearing land in a Guatemalan reserve to launder money through cattle ranches.
Violence perpetrated by criminal groups led to 5.6 million Latin Americans living in displacement in 2011, mainly in Colombia, Mexico, Guatemala, and Peru, according to a displacement monitoring center.
Thousands were evacuated in Guatemala yesterday when the Volcano of Fire had its strongest eruption in more than 30 years.
An officer accused of participating in Guatemala's Dos Erres massacre lost his appeal to block extradition to the US, while a former Salvadorian general is fighting potential extradition to Spain.
Guatemala does not have enough guns to arm the latest crop of police graduates, pointing to the financial factors holding back the reform and expansion of the force.
Erick Barrondo won silver in the 20-km race walk on Saturday. He's the first ever Guatemalan to medal in the Olympics.
According to the new Happy Planet Index, Central America is one of the happiest regions in the world. Don't mind the violence.
A new Senate report says prescription drug abuse is one of the biggest drug policy threats facing the US, casting doubt on the conventional wisdom of Latin American cartels posing the greatest risk.
The annual homicide rate dropped in Costa Rica for the first time in six years, writes guest blogger Mike Allison. Better governance could be a factor in regional progress.
Drug policy isn't on the agenda for this weekends Summit of the Americas in Colombia, but it's a topic on everyone's mind, writes guest blogger Steven Dudley.
A new Council on Foreign Relations report examines criminal violence in Central America.
Violence against women has surged in Central America, prompting awareness efforts like the one in Guatemala this weekend.
Guatemala isn't the only Latin American nation to use its army to fight internal armed groups, but guest blogger James Bosworth warns that 'protect the population' should be part of the mission.
Otto Perez Molina is the front-runner in the Guatemala presidential election after Sunday's first round, though he did not garner enough votes to avoid a November runoff.