AP美联社一分钟新闻(2010-04-22)（在线收听）

1. White House says the killing of twotop al-Qaeda forces in Iraq is a potentially devastating blow to theterrorist network. US and Iraqi forces killed the two figures in anight-time rocket attack.

2. The sky has been carved up into three zones, breaking theflight deadlock caused by a cloud of volcanic ash. European countries canresume flights in caution zones, where the threat of ash is lessdangerous.

3. The 15th anniversary of the Oklahoma City bombing is marked in asomber ceremony. 168 lives were lost at the Alfred P. MurrahFederal Building, where memorial now is taking place.

4. Kenya's Robert Kiprono Cheruiyot wins the Boston marathon with the time of2:05:52, a record for the course. Two Americans / finishedin the top five, a first since 2006.