Opposition supporter listens to Maria Corina Machado as she tries to take a seat at the national assembly in Caracas

An opposition supporter listens to Maria Corina Machado as she tries to take a seat at the national assembly in Caracas April 1, 2014. Venezuelan troops dispersed opposition demonstrators with teargas on Tuesday and blocked anti-government activist Maria Corina Machado, recently stripped of her seat in the National Assembly, from reaching the legislature. REUTERS/Jorge Silva (VENEZUELA – Tags: POLITICS CIVIL UNREST)