May 13, 2008 (Tuesday)
- U.S. federal prosecutors have filed a new indictment against baseball slugger Barry Bonds, charging him with 14 counts of lying to a grand jury and one count of obstruction of justice when he denied knowingly using performance-enhancing drugs. (AP via Yahoo! News)
- Wayne Swan, the Treasurer of Australia, delivers his first budget establishing $40 billion funds for infrastructure, health and education. (News Limited)
- Hewlett-Packard agrees to buy Electronic Data Systems for $13.9 billion dollars. (Bloomberg)
- 2008 Sichuan earthquake:
- The death toll from the earthquake reaches 12,000. (CNN)
- The Chinese government launches a massive rescue operation to search for survivors. (BBC News)
- Cyclone Nargis:
- The State Peace and Development Council continues to block foreign aid workers from entering Burma. (BBC News)
- The United Nations call for the opening of an air corridor to bring aid to the victims. (BBC News)
- Ministers from Nawaz Sharif's party Pakistan Muslim League (N) resign from the Government of Pakistan. (BBC News)
- 2008 United States presidential election
- West Virginia voters go to the polls in the Democratic Party primary to elect 28 delegates to the 2008 Democratic National Convention. New York Senator Hillary Clinton obtains a clear victory. (Washington Post)
- Senator Clinton welcomes the vote in West Virginia as an "overwhelming vote of confidence" in her campaign.[citation needed] [citation needed]
- A series of bomb blasts hits the Indian city of Jaipur, killing at least 60 people and injuring 150. (BBC News)
- Eleven people are killed and 20 wounded in clashes between Iraqi militias and the United States Army in the Sadr City district of Baghdad. (BBC News)
- The United States Department of Defense drops charges against Mohammed al Qahtani, who was suspected of being the "20th hijacker" in the September 11, 2001 attacks. (BBC News)
- Colombian warlord extradition
- Colombia extradites 14 former paramilitary leaders, including Salvatore Mancuso, Rodrigo Tovar Pupo, and Diego Murillo Bejarano, to the United States where they have been charged with drug trafficking. (BBC News)
- President of Colombia Álvaro Uribe says that the assets of warlords will be confiscated to compensate victims.[citation needed]