There will be pressure after Tacloban and Zamboanga to find the answer: bullying, mental illness, violent games, social media, bad parenting, weak school security, guns. Real violence is rarely that tidy.

This can only mean that someone has failed to secure it or a system has failed to stop its illicit journey. Trace every gun, close every leak.

There will be pressure after Tacloban and Zamboanga to find the answer: bullying, mental illness, violent games, social media, bad parenting, weak school security, guns. Real…