CNN 's Shira Medding contributed to this report . Gaza says it has removed its troops from Israel after 2007 offensive . Both Israel , U.N. have declared victory in conflict . U.N. Secretary-General Ban Ki-moon criticized both sides for fighting . 13 people have died in Gaza operation .
Gaza says it has removed its troops from Israel after 2007 offensive . Both Israel , U.N. have declared victory in conflict . U.N. Secretary-General Ban Ki-moon criticized both sides for fighting . 13 people have died in Gaza operation .