May to raise 'hard issues' with Saudi Arabia, stand up for UK interests

By Katie PaulRIYADH (Reuters) - British Prime Minister Theresa May said on Tuesday she would raise "hard issues" with Saudi Arabia's leaders on a visit to the country, as critics urged her to pressure Riyadh over its air war in Yemen and human rights record.May also said she was appalled by reports of a chemical weapons attack in northern Syria that killed dozens of people, including 11 children, and called for a prompt investigation.