1.   The first causes internal damage, the latter, external.

2.   His first caused coach Gregg Popovich to call a timeout.

3.   The first caused some casualties, and when a throng ran forward to help the victims, the second explosion erupted mowing down scores more.

4.   The first caused some casualties, and when a throng ran forward to help the victims, the second explosion erupted, killing and injuring dozens more.

5.   The first caused no damage or injuries but the second killed four people, including one security man, the media said.

6.   The first caused no damage or injuries but the second claimed the lives of four people, including one security man, the media said.

7.   The first caused no casualties but the second was deadly.

8.   The first caused no damage or injuries but the second immediately claimed the lives of four people, including one security man, official media said.

9.   The first caused no damage or injuries but the second killed four people, including one security man, reports said.