Teacher:In this task you are given a Chinese paragraph related to a criminal case, your job is to give an answer of what the criminal charge is. Take note a) if there are multiple charges only one needs to be outputted b) the criminal charge should be in Chinese. 
Teacher: Now, understand the problem? Solve this instance: 桐乡市人民检察院指控：被告人李某违反道路交通安全法规，发生重大事故，致一人重伤，并于××后逃逸，负事故全部责任，应当以××罪追究其刑事责任。被告人李某归案后能如实供述所犯罪行，依法可以从轻处罚。公诉机关为证实其指控，向本院提供了被害人陈述、证人证言、法医学人体损伤程度鉴定书等证据，诉请本院依照《中华人民共和国刑法》××、××××的规定，对被告人李某予以惩处。
Student:
交通肇事