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: Rove: Kerry Tarnished Vietnam Veterans (AP) AP - President Bush's chief strategist said Wednesday that Democratic Sen. John Kerry tarnished "the records and service" of fellow Vietnam veterans with his anti-war protests, and compared the U.S. war on terrorism to the decades-old conflict in Northern Ireland.
