lawmakers relaunched efforts to drive nicolas maduro from power. turned -- for his political responsibility in the economic crisis. this is the latest in a series of efforts to challenge his power since the opposition took over the assembly. he still has the support of the military and the supreme court. finis weiland's have been suffering food shortages for month. left toe a few hours their money after the president announced the end of their largest and most common bill. as brian quinn explains, columbia explains their exchange rate is the free market at work.