force and failed to protect civilians.



In one case, Israeli artillery fire reportedly hit near a UN school where hundreds of Gazans had sought refuge, killing an estimated 42 people. Israeli said its troops were responding to fire from militants near the school, and both the incident and number of casualties have been disputed/



In another instance, Gazans allege Israeli soldiers ordered 110 civilians into a warehouse, then shelled it the next day, killing 30. Israel denies the army targeted the warehouse.



Israel also has been criticized for using white phosphorus weapons, which can be legitimately used in war to create smoke screens or provide illumination.



But rights activists have said its use over populated areas can indiscriminately burn civilians and constitute a war crime.



Israel says its army took great care toIncident of intense aggression by chimpanzees against an infant from another group in Mahale Mountains National Park, Tanzania.
We document here an unusual case of intense aggression against an infant male from another group by chimpanzees (Pan troglodytes schweinfurthii) of the Mahale Mountains National Park, in Tanzania. Adult males of the study group collectively attacked an unknown male infant. Although an unknown female, probably the mother, tried to retrieve him, the infant was seriously injured and most likely died. During this incident, the unknown female attacked and injured two researchers. After the aggressive encounter, it was found that six of the nine adult males in the study group were wounded. Attacking the extragroup male infant may have the effect of weakening the future power of the neighboring group, leading