This is the story of the encounter between a leading Mexican presidential candidate and masked gunmen at a roadblock. What does this encounter say about the state of security in Mexico?

Officials with the World Anti-Doping Agency are scrambling to contain an Olympic doping scandal involving Chinese swimmers. Critics say the organization's credibility is in question.

The U.S. is increasingly concerned about the impact of Chinese overcapacity on manufacturing and the impact that will have on American businesses and workers.

Another huge patch of seaweed from the Sargasso Sea is floating towards Caribbean and South Florida beaches. Scientists are trying to predict where and when it will reach the shore.

On Monday, Israel saw the first high-level resignation stemming from the deadly Oct. 7 attack by Hamas. The head of military intelligence announced he would step down.

Yale University, Emerson College and New York University are among the few schools where students are staging encampments calling for divestment from Israel.

China has told the world that that it is neutral in the Russia-Ukraine war, and that it is not providing weapons to Russia. Secretary of State Antony Blinken is expected visit to Beijing this month.

Immigration observers say that despite increased efforts to curb illegal migration throughout the U.S., Southern border crossings are likely to increase as warmer weather months arrive.

The World Anti-Doping Agency acknowledges it knew of doping concerns involving 23 Chinese swimmers before the 2021 Tokyo Games but failed to alert others. Some of those swimmers later won gold medals.

The head of Israel's military intelligence directorate resigned on Monday over the failures surrounding Hamas' unprecedented Oct. 7 attack, the deadliest assault in Israel's history.