A walk through Haiti's streets CNN's Soledad O'Brien and her crew return to Port-au-Prince more than a month after quake At first, they see signs of optimism among the people A torrential rain and sharp aftershocks quickly squelch the new-found hope Misery continues to stalk people who are weary of battling nature's harsh realties Port-au-Prince, Haiti (CNN) -- We had not been in Port-au-Prince in a month, not since those horrible days following the earthquake when the city looked like wreckage.
Look here for news updates on the aftermath of a 7.0 earthquake that struck Haiti. 10:49 p.m. -- The Argentine Foreign Ministry said in a statement that the Argentine Mobile Military Hospital -- which they say is the only hospital functioning in Port-au-Prince -- has treated more than 800 people. Argentine Armed Forces helicopters are helping evacuate the "gravely injured" people to Santo Domingo, in the neighboring Dominican Republic. Argentina also plans to send an airplane with aid to the area, the statement said.
A 7.0-magnitude earthquake struck Tuesday near Port-Au-Prince, Haiti, leaving thousands missing. Are you searching for a family member? Upload his or her photo here.
Twitter users have spread the word about the crisis in Haiti and how to help. Text message donations, Twitter and Facebook are powerful combination Haiti earthquake relief among top topics talked about on Twitter Technology has made donating process more efficient With social media and technology, thousands are able to take action toward common goal Editor's Note: Pete Cashmore is founder and CEO of Mashable , a popular blog about social media. He writes a weekly column about social networking and tech for CNN.com. London, England (CNN) -- Social media aren't always perceived as an effective way to coordinate fundraising efforts or bring change: In some circles, Facebook, Twitter, YouTube and the rest are seen as the domain of armchair activists.