Iran is trying to tackle a rising drug problem, as opium continues to pour into the country from neighboring Afghanistan. Al Jazeera English's Alireza Ronaghi reports that Iranian police have seized over 400 tons of drugs and have lost dozens of police officers in the battle to eliminate drug abuse in Tehran. But some Iranian officials say their efforts are pointless.

Anti-government protesters have clashed with security forces, resulting in widespread chaos throughout the Iranian capital city. Al Jazeera English reports from Tehran, and Geneive Abdo of The Century Foundation discusses the day's protests.

Ayatollah Ali Khamenei gave his blessing to President Mahmoud Ahmadinejad, clearing the way for Ahmadinejad to be sworn in on Wednesday for a second term. But later, there were reports of new clashes in Iran between security forces and protesters who oppose Ahmadinejad.

Iran’s presidential election is set for Friday, and the race is heating up between the incumbent, Mahmound Ahmadinejad, and his rivals. Iranian youth are taking to the streets, and bloggers are vigorously discussing the candidates.