1.   Accounts varied, but the six apparently were killed in a firefight on the ground after their helicopter crash-landed.

2.   It also marks the day when Israeli forces first put down an Israeli Arab demonstration with bullets, killing six.

3.   Over the same period last year, the state killed only six.

4.   Pakistan says an errant missile landed in its territory, killing six.

5.   The Israeli army responded by shelling a nearby Palestinian town, killing six.

6.   The next day, another bomber struck at a bus stop, killing six.

7.   The six were killed by Israelis during incidents on Friday and Saturday, not all on Saturday.

8.   A bus skidded off a road and plunged into a river in southern Serbia on Monday, killing six and injuring several passengers, police reported.

9.   A cargo train collided with a truck in central Russia on Monday, killing six, emergency officials said.