(Reuters) – Saudi Arabia will provide $400 million in humanitarian aid to Ukraine, Saudi state news agency SPA said, adding that Crown Prince Mohammed bin Salman made a phone call to Ukrainian President Volodymyr Zelenskiy on Friday. The crown prince expressed the kingdom’s readiness to continue efforts of mediation and support everything that contributes to de-escalation, SPA added. (Reporting by Yomna Ehab; Writing by Nayera Abdallah; Editing by Mark Porter)