▁lower ▁t ensions , ▁without , ▁as ▁far ▁as ▁it ▁is ▁known , ▁obtain ing ▁any ▁clear ▁response ▁from ▁Israel . ▁The ▁Isra eli ▁rel uct ance ▁might , ▁according ▁to ▁defense ▁correspond ent ▁Am os ▁H arel , ▁lead ▁to ▁an ▁explos ion ▁of ▁ra ge ▁on ▁the ▁forth coming ▁occasion ▁of ▁Nak ba ▁Day . ▁▁ 1 1 ▁May ▁▁ 1 5 , 0 0 0 ▁demonstr ators ▁took ▁part ▁in ▁Friday ▁protest s ▁on ▁ 1 1 ▁May . ▁Some ▁of ▁them ▁burn ed ▁t ires , ▁in ▁the ▁hope ▁the ▁smoke ▁would ▁provide ▁cover ▁for ▁sab ote urs ▁to ▁destroy ▁and ▁cross ▁the ▁border ▁f ence , ▁and ▁threw ▁gr en ades , ▁pipe ▁bomb s ▁and ▁stones ▁at ▁Isra eli ▁troops . ▁A ▁ 4 0 - year - old ▁Palest in ian ▁was ▁killed ▁and ▁ 9 7 3 ▁were ▁injured , ▁seven ▁of ▁them ▁crit ically . ▁The ▁ID F ▁used ▁new , ▁small ▁remote - control led ▁aircraft ▁with ▁kn ives ▁on ▁their ▁wings ▁to ▁counter ▁inc endi ary ▁k ites ▁launched ▁from ▁Gaz a , ▁down ing ▁more ▁than ▁ 4 0 ▁k ites . ▁ ▁Palest ini ans ▁broke ▁into ▁the ▁Ker em ▁Sh alom ▁border ▁crossing , ▁the ▁main ▁condu it ▁of ▁goods ▁in ▁and ▁of ▁the ▁strip , ▁setting ▁a ▁gas ▁pipeline ▁al ight , ▁dam aging ▁a ▁fuel ▁pipe , ▁and ▁tor ch ing ▁a ▁convey or ▁bel t . ▁The ▁Isra eli ▁air ▁force ▁destroyed ▁an ▁under ground ▁attack