Baltimore police say a Johns Hopkins University student armed with a samurai sword killed an intruder in his garage.

Completing the International Baccalaureate program at Henrico High School gave Ronald Puryear Jr. a head start on his college career in more ways than one. At Johns Hopkins University, where he has a full-tuition scholarship, he will begin the biomedical engineering program with more than a semester of credits from his high school IB and Advanced Placement classes - plus he has learned an essential skill from the rigorous IB program.