Business

German Chancellor Angela Merkel delivers her speech during the Munich Security Conference in Munich, Germany, Saturday, Feb. 16, 2019. (AP Photo/Kerstin Joensson)

Chinese Politburo Member Yang Jiechi delivers his speech during the Munich Security Conference in Munich, Germany, Saturday, Feb. 16, 2019. (AP Photo/Kerstin Joensson)

FILE- In this photo taken April 12, 2017 in Warsaw, Poland, is seen Poland's ruling party leader Jaroslaw Kaczynski before a news conference. Kaczynski, whose public image is of restraint and honesty, is at the center of a scandal involving him negotiating a multi-million euro construction project, even though the law bans political parties from doing business.(AP Photo/Czarek Sokolowski)

In this image from video, Mahmood Yakubu, chairman of the Independent National Electoral Commission (INEC), speaks about election delayed during a press conference in Abuja, Nigeria, Saturday, Feb. 16, 2019. Nigeria's electoral commission delayed the presidential election until Feb. 23, making the announcement a mere five hours before polls were set to open Saturday. It cited unspecified "challenges" amid reports that voting materials had not been delivered to all parts of the country. (AP Photo)

A law enforcement officer works at the scene of a shooting at the Henry Pratt Co. on Friday, Feb. 15, 2019, in Aurora, Ill. Officials say several people were killed and at least five police officers were wounded after a gunman opened fire in an industrial park. (AP Photo/Matt Marton)

Muslims make traditional Friday prayers at a mosque near to the Emir's palace in Kano, northern Nigeria Friday, Feb. 15, 2019. Nigeria is due to hold general elections on Saturday, pitting incumbent President Muhammadu Buhari against leading opposition presidential candidate Atiku Abubakar. (AP Photo/Ben Curtis)

FILE- This Aug. 23, 2006, file photo shows a Payless store front is seen in Philadelphia. Paylesss ShoeSource is shuttering all of its 2,100 remaining stores in the U.S. and Puerto Rico, joining a list of iconic names like Toys R Us and Bon-Ton that have been shuttered in the last year. The Topeka, Kansas-based chain said Friday, Feb. 15, 2019 it will hold liquidation sales starting Sunday and wind down its e-commerce operations. (AP Photo/Matt Rourke, File)

FILE - In this Feb. 21, 2018, file photo, a model wears a creation as part of the Gucci women's Fall/Winter 2018-2019 collection, presented during the Milan Fashion Week, in Milan, Italy. Italian fashion designer Gucci is announcing a major push to step up its diversity hiring following an uproar over an $890 sweater that resembled blackface, Friday, Feb. 15, 2019. The company also says it will hire a global director for diversity and inclusion, a newly created role. Gucci also is promising to launch a scholarship program to cultivate diverse design talent. (AP Photo/Antonio Calanni, File)

FILE- In this Feb. 5, 2019, file photo trader Andrew Silverman works on the floor of the New York Stock Exchange. The U.S. stock market opens at 9:30 a.m. EST on Friday, Feb. 15. (AP Photo/Richard Drew, File)