Three Palestinian students shot near University of Vermont prompt families to demand a hate crime investigation. Victims, wearing traditional scarves and speaking Arabic, were targeted. Suspect Jason J Eaton, 48, arrested. Families urge thorough inquiry through pro-Palestinian organization. Amidst US surge in hate incidents, Senator Bernie Sanders condemns the attack. Ambassador Zomlot denounces hate crimes. Incident highlights the need to combat hate-based violence and seek justice for victims.