Prime Minister Binyamin Netanyahu on Wednesday called Margalit Shilon, mother of the Cpt. Ziv Shilon, the IDF officer critically wounded by a bomb along the Gaza border on Tuesday.In a message about the phone call posted on his Facebook page, Netanyahu wrote: "In the course of the conversation I wished Ziv a speedy recovery and told her: There is nothing that can compare to a mother's love for her son, and today the entire nation loves and embraces your child. We will do everything to assist his rehabilitation, and he will recover." Shilon was hospitalized on Tuesday in critical condition, and was in stable condition on Wednesday after having lost an arm. He was wounded while carrying out a routine patrol near the Gaza border fence. A blast was heard in the vicinity of the incident which the IDF believed was caused by a roadside bomb.Netanyahu, speaking at the beginning of a meeting with visiting Bulgarian President Rosen Plevneliev, vowed that Israel's response to the bomb attack would be "very hard."