April 22, 2008 (Tuesday)
- Costa Rica rejects an application for political asylum by former Colombian Senator Mario Uribe following orders for Uribe's arrest on charges of ties with paramilitary groups. Uribe is then arrested. (AP via Google News)[permanent dead link] (AP via Fox News)
- A U.S. federal grand jury in Las Vegas, Nevada, indicts a man on charges of possessing the toxin ricin and on weapons charges. (AP via Google News)[permanent dead link]
- Ben-ami Kaddish, a former U.S. Army mechanical engineer, is arrested on charges of disclosing national defense information to Israel. (FOX News)
- The United States Secretary of State Condoleezza Rice says that former President of the United States Jimmy Carter was advised not to hold talks with Hamas. (Reuters)
- Zimbabwe churches claim that people are being tortured, abducted and some murdered in a campaign of political retribution against the opposition Movement for Democratic Change. (AP via Google News)
- Democratic Presidential primaries: Hillary Clinton wins the Pennsylvania Primary. (CNN)