1.   As with any animal, wolves may be killed to protect human life.

2.   A mother will kill to protect her nest, and a big bull is not to be fooled with.

3.   These Immortals, charged never to reveal their secret identity, will even kill to protect it.

4.   In September, six Israeli soldiers were killed protecting the tomb from Palestinians who marched on the shrine and eventually ransacked it, destroying Jewish holy books.

5.   Leslie Coffelt, a White House policeman, was killed protecting the president and is remembered on the plaque.

6.   Little official information followed and speculation grew that Wang killed himself or was killed to protect others.

7.   On Friday, U.N. officials there issued a blunt reminder to peacekeepers that they should shoot to kill to protect themselves.

8.   One soldier was killed protecting the children.

9.   Several Iranian newspapers suggested that Emami was killed to protect other senior officials who may have ordered the murders.

10.   Several newspapers suggested Emami was killed to protect senior officials who may have ordered the killings.