In United States, more than 20 dead, over 100 injured after shooting at music festival in Las Vegas strip. A gunman is reported to have opened fire at a country music festival today. <br/><br/>Authorities have shutdown some places of the Las Vegas Strip after getting reports of an active shooter. <br/><br/>Officer Aden Ocampo-Gomez said that deputies are rushing to the scene near the Mandalay Bay Hotel and the Casino. Police have also advised people to avoid the area.