Governments and businesses in Kenya, the Netherlands and elsewhere were scrambling to prevent hackers from exploiting a vulnerability in PHP, a widely used programming language.

© Geert Vanden Wijngaert/Associated Press

Mr. Hubbard, a 74-year-old teacher, was held for more than four years on what the State Department called fabricated charges.

© Moscow City Court Press Service

Student demonstrations converged on Saturday with a broader protest movement against rising living costs, heightening a national reckoning.

© Abdul Saboor/Reuters