The Haiti earthquake destroyed thousands of homes and the Haitian government is warning that "hundreds of thousands" could be dead. But death tolls are frequently inaccurate in the immediate aftermath of such disasters.
The US military is putting other ships on standby. In addition to assessing Haiti earthquake damage, officials are also keeping a close eye on the country's security and stability.
The same earthquake fault that lies under Haiti also runs through the Dominican Republic. Geologists warn that the Haiti quake – at the Enriquilla-Plantain Garden Fault – may have added strain elsewhere and more quakes are possible.
The United Nation's is saying the head of the UN mission in Haiti is missing along with other key personnel after Tuesday's earthquake. There is mounting concern about the loss of some of the most experienced aid workers in Haiti at a time when they're needed most.
Hip Hop artist Wyclef Jean is urging people to donate $5 to his Haitian charity, Yéle Haiti, by texting "YELE" to 501501. (The donation will be automatically charged to your cellphone bill.) His is one of many Haiti earthquake relief efforts underway.
Haiti was in the top 10 countries receiving US aid in 1998, but by 2008 conflict-ridden countries such as Afghanistan, Iraq, and Sudan topped it.
The Haiti earthquake has killed at least 10 Brazilian soldiers, according to Brazil's military. Brazil took charge of the peacekeeping force in Haiti in 2004.
Zilda Arns, a legendary Brazilian aid worker who transformed the lives of tens of thousands of her countrymen, was among those killed by the Haiti earthquake, as she sought to extend her church-based program to the troubled island nation.
With more than 350,000 Haitians living in Florida, the emotional shock waves from Tuesday's earthquake are severe. In Miami, community leaders begin to organize Haiti disaster relief.
The International Red Cross estimates as many as three million people may have been left homeless by Tuesday's earthquake in Haiti. With daylight, a clearer assessment of the scale the challenge ahead.
Relief agencies have put out calls for donations, and are preparing teams to go to Haiti in the wake of Tuesday's quake. A hospital, the National Palace, and other buildings in Haiti's capital were damaged in the biggest earthquake to hit the island in 200 years.
As Mexico struggles to contain its drug traffickers and endemic corruption, Colombia, which has long developed strategies to confront both, may provide a guide.
The former president is charged with helping the Western Hemisphere's poorest nation recover from four devastating storms last year.