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: Clashes break out in Najaf, but government says it hopes to &lt;b&gt;...&lt;/b&gt; By Abdul Hussein Al-Obeidi, Associated Press, 8/22/2004 15:32. NAJAF, Iraq (AP) Explosions and gunfire shook Najaf #39;s Old City on Sunday in a fierce battle between US forces and Shiite militants, as negotiations 
