Watch CNN.com Live for continuing coverage of the conflict in Libya and the nuclear crisis in Japan.
Today's programming highlights...
9:00 am ET - Casey Anthony hearing - Another hearing is held in the case of the Florida woman accused of killing her young daughter. Today's hearing is expected to focus on whether certain scientific evidence can be used during the trial.
10:30 am ET - NASA 'can crush' test - NASA officials will conduct an innovative engineering test to help improve future heavy-lift launch vehicle design.
11:30 am ET - Sweat lodge manslaughter trial - The trial of James Arthur Ray, accused of manslaughter in the deaths of three people in a "sweat lodge" ceremony, continues in Arizona.
2:30 pm ET - Clinton meets Moroccan foreign minister - The unrest in several Middle East and North African countries will likely top discussions between Secretary of State Hillary Clinton and her Moroccan counterpart.
5:15 pm ET - Obama returns to Washington - President Obama has cut short his Latin American trip by a few hours. He will return to Washington this afternoon to focus on the Libya conflict and other issues.
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