分类给定的一组新闻标题，标记它们是体育新闻还是科技新闻。


1. "NBA finals game 7 ends in overtime thriller."
2. "Scientists discover new exoplanet with potentially habitable conditions."
3. "Microsoft announces new Surface laptop with upgraded specs."
4. "World Chess Championship crowns new champion."
1. 体育新闻
2. 科技新闻
3. 科技新闻
4. 体育新闻