. >>> the principal ball refla for the american ballet company is a big part of history. the first principal ballerina, misty copeland, the first african-american for the ballet ever as principal and she is in denver right now, a special guest for the women's foundation of colorado's annual luncheon, which showcases icons girls to reach economic self sufficiency. we will have a story on that coming up later today. >>> and well, replacement phones are on the way, and samsung says these ones won't burn customers, catch fire, or >>> welcome back. 500 thou galaxy note 7 stores have been shipped to u.s. stores and should be available today. 2.5million phones have been recalled worldwide because of a malfunction which can cause the battery to overheat, catch fire, and sometimes even explode. among the many challenges world leaders are considering this week, at the united nations assembly, the overuse of antibiotics is definitely one they are talking about. experts warn that an overuse of antibiotics is contributing to drug resistant germs, ones that the global economy. and the