The U.S. military is currently composed of five armed services – the Army, Navy, Air Force, Marine Corps and Coast Guard. U.S. President Donald Trump’s desire to create a Space Force might sound a little out of this world, but the idea of making military use of space is not new .

ON THIS DAY IN AMERICAN HISTORY On September 6, 1901, President William McKinley was fatally shot. McKinley was visiting the Pan-American exhibit in Buffalo, New York, and was shaking hands with fellow visitors when a man fired two shots into McKinley’s chest. McKinley lived for eight days, but eventually succumbed to his injuries on September 14. Vice President Theodore Roosevelt was immediately sworn in as president.

VIDEO: What does America’s energy future look like? How are policies being shaped? This week on Plugged In, VOA contributor Greta Van Susteren talks to Energy Secretary Rick Perry and his predecessor, Ernest Moniz. She will also be joined by other guests to talk about wind energy .

Top Trump administration officials are denying they are the author of an anonymous New York Times opinion piece criticizing President Donald Trump’s leadership style.

The clock is ticking on two contests with nationwide ramifications, and Senator Heidi Heitkamp, a Democrat from North Dakota, one of the most Republican states in the country, is at the center of both .

VIDEO: Tennis fans have descended on New York to watch the world’s best players at the US Open — one of four Grand Slam tennis tournaments in the world. With so much action on the courts, staying on top of the matches is a nonstop job. But officials are employing extra help, in the form of artificial intelligence.