AP News:美军展示最大无人船

Republicans and democrats are going to the polls as Indiana holds its presidential primary on Tuesday. The vote is seen as one of republican Ted Cruz's last chances to try to slow down GOP front-runner Donald Trump.
印第安纳州举行初选。此战或将是克鲁兹阻挡特朗普前行的最后机会。

Syrian military has extended its unilateral ceasefire around Damascus for two more days. The U.S and Russia are leading a diplomatic push to restore a partial truce to the entire country.
叙利亚政府军延长大马士革周边停火时间，将再延长两天。为实现全国停火，美俄主导了一系列外交努力。

The pentagon showed off the world's largest unmanned surface vessel. The 132-foot ship can travel up-to 10,000 nautical miles on its own.
五角大楼展示世界上最大无人水面舰艇。身长132英尺，行驶距离达1万海里。

And the solar-powered plane has completed the first leg of its journey across the U.S. It touched down near Phoenix, Arizona late Monday.
太阳能飞机结束美国首站飞行。周一晚间，飞机在亚利桑那州凤凰城降落。

Sandy Kozel, the associated press, with AP news minute.
这是珊迪·库兹为您带来的美联社一分钟新闻。