violence in gaza. israeli air strikes killed a senior militant and five others in an attack on a car. elsewhere in the city, masked militants executed six people suspected of collaborating with israel. as attacks from both sides continue i strongly caution against a ground operation. reporter: diplomats converged on the region, including secretary of state hillary clinton. the rocket attacks from terrorist organizations inside gazaed on israeli cities and towns must end and a broader calm restored. reporter: the goal of the egyptian-led negotiations is to broker an immediate end to the fighting which cannot happen until both sides lay down their arms. if there is a possibility of achieving a long-term solution to this problem through diplomatic means, we prefer that. but go not, i m sure you