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: Overtime changes create potential minefield Labor unions say 6 million workers could lose overtime pay when a redefinition of overtime regulations -he most sweeping change to wage-and-hour laws in half a century  -es effect tomorrow.
