Definition: In this task, you're given a short article. Your job is to classify the article based on its category. Use the following classification labels, 0. World, 1. Sports, 2. Business, 3. Science or Technical. Label the text "0" if it contains information related to world. Label the text "1" if it contains information related to sports. Label the text "2" if it contains information related business. Label the text "3" if it contains science or technical related information. 
Input: Putin visits site of school hostage crisis (AFP) AFP - Russian President Vladimir Putin made a pre-dawn visit to pay his respects to the 250 dead and hundreds of wounded from a horrific battle between security forces and heavily-armed militants holding 1,000 hostages at a school.
