Tech companies claimed the top five spots in the U.S. for research and development spending again last year, investing a combined total of $76 billion. Amazon was at the top of the list, spending $22.6 billion in 2017, 41% more than in 2016, according to Recode .

Adding to the list of Trump’s questionable financial dealings, Robert Mueller is investigating a $150,000 donation to Trump’s foundation by a Ukrainian steel magnate, the New York Times reported Monday. The donation was made by Ukrainian billionaire Victor Pinchuk in return for the then-GOP candidate delivering a 20-minute address via video link to a conference in Kiev.