The US imposed sanctions on theextremist Israeli group Tzav 9 on Friday, accusing them of obstructing aid convoys and engaging in looting and arson of trucks attempting to deliver humanitarian assistance to Palestinian civilians in Gaza. Since Israel’s war on Gaza broke out, various Israeli activists and extremists have been obstructing aid deliveries to Gaza, amidst an already catastrophic humanitarian situation in the enclave which has left many parts on the brink of famine. Tzav 9, formed in December of last year to block aid to Gaza, were gathering for months at the Nitzana andKareem Abu S…