The European Commission has launched an investigation into four major adult websites on Tuesday, accusing them of not complying with regulations that protect minors from accessing pornography.

The European Commission says it will look into major pornography websites in its effort to better protect young people under age 18 from lewd Internet content.

The EU is investigating Pornhub, Stripchat and two other pornography websites it believes may be falling foul of its online content laws. The European Commission said the sites, which also include XVideos and XNXX, did not appear to have measures in place to safeguard children and their rights.

President Donald Trump says the U.S. will delay implementation of a 50% tariff on goods from the European Union from June 1 until July 9 to buy time for negotiations with the bloc

Wall Street's main indexes rose on Tuesday after U.S. President Donald Trump dialed back his threat of tariffs on EU imports, defusing trade tensions between the United States and the European bloc and boosting investor sentiment.