Arrest warrants issued for Venezuelan oppo leaders

Venezuela's attorney general has issued arrest warrants against three prominent opposition leaders. They are Diego Arria, a former presidential candidate and United Nations ambassador; Pedro Burelli, former external director of the state oil company Petroleos de Venezuela; and Ricardo Koesling, a lawyer who has been a strong critic of the government. They are wanted for questioning in an alleged plot to assassinate President Nicolas Maduro.
Background:
Arrest warrant issued for Venezuelan opposition leaders [BBC]
Venezuela orders 3 arrested for alleged plot [AP]