Venezuelan authorities have arrested six people suspected of using two drones packed with explosives to assassinate President Nicolas Maduro.<br /> Interior Minister Nestor Reverol said they were arrested on Sunday after seizing several vehicles and carrying out a number of raids on hotels and apartments. <br />Maduro blamed his political opposition for Saturday's apparent attack at a rally in Caracas, but is yet to provide any evidence.<br />He also pointed the finger at Colombia and critics in the U.S., adding perpetrators will face "maximum punishment."<br />Opposition leaders decried his accusations, warning Maduro could use the incident to further suppress his critics during an economic and humanitarian crisis.<br />Colombia also said the allegations were baseless, while U.S. National Security Adviser John Bolton denied any U.S. involvement. <br />
