WELLINGTON, May 16 (Xinhua) -- New Zealand experts are raising concerns about a proposed law to ban children under 16 from accessing social media, warning that the move may overlook deeper, systemic ...

乌克兰总统泽连斯基 (Volodymyr Zelensky)向普京 (Vladimir Putin)发出挑战，提议本周在伊斯坦布尔会面。此前，美国总统特朗普 (Donald Trump)转变态度，支持俄罗斯总统普京提出的在停火前举行会谈的提议。