美联社新闻一分钟 AP 国务卿雷克斯·蒂勒森访问埃塞俄比亚（在线收听）

This is AP News Minute.

President Trump is expected to announce new tariffs on imported steel and aluminum by the end of the week. Officials now say the tariffs won't be put on imports from Canada and Mexico right away.

A big winter storm is dumping heavy snow on the north-eastern US and knocking out power to hundreds of thousands of homes and businesses. A winter storm warning ran through Thursday for most of New England.

Authorities in Birmingham, Alabama say a fatal shooting in a high school appears to be accidental. A 17-year-old girl was killed. And a 17-year-old boy was injured. No arrests were immediately reported.

Secretary of State Rex Tillerson is in Ethiopia at the start of a 6-nation Africa tour. He is expected to try to repair relations after President Trump's alleged derogatory comment about African countries.

Shirley Smith, the Associated Press, with AP News Minute.