ceasefire. instead, the pauses are intended to allow humanitarian aid in. and to help civilians move south to avoid the air strikes and fighting in the north. two humanitarian corridors will open. there are growing concerns about the conflict spreading, bringing in countries like yemen. jeremy bowen reports from israel. more palestinians left their homes moving along salah al din street, the road to southern gaza, after israel said they would not be attacked if they left the battle zone to the north. pauses in israeli combat operations were welcomed by the americans. all this raises the ghosts of 19118 for palestinians, when more than 700,000 of them fled or were expelled byjewish troops as israel won its independence. israel never allowed them home. two of the gaza hostages were in new videos. hanna katsir blamed benjamin netanyahu, israel s prime minister, for their plight. so did yagil yaakov, who s 13. hostage videos are usually made under duress, so the bbc is not broa