FAP, April 18-the three major indexes of US stocks closed slightly higher, with the S & P 500 up 0.33%, the Dow up 0.3%, and the Nasdaq up 0.28%. Large technology stocks vary, with Tesla up more than 1%, Apple, Amazon and Microsoft up slightly; Google down more than 2.5%, Samsung considering changing its default search engine from Google to Bing, and Google's annual revenue of nearly $3 billion is under threat. Netflix and Facebook fell more than 1%.