WASHINGTON, Sha'ban 1, 1435, May 30, 2014, SPA -- President Barack Obama will meet with Ukrainian President-elect Petro Poroshenko in Warsaw on Wednesday, part of a European visit aimed at reassuring allies that are nervous about Russian aggression in Ukraine, White House deputy national security adviser Ben Rhodes told reporters on Friday, Reuters reported. -- SPA 22:55 LOCAL TIME 19:55 GMT www.spa.gov.sa/1238373