The Venezuelan government on Saturday demanded "immediate proof of life" of President Nicolas Maduro and his wife Cilia Flores after the US announced he had been captured and taken out of the country. Maduro's whereabouts remain unknown after the US conducted a "large-scale strike" earlier in the day with multiple explosions and aircraft-like sounds reported across the capital Caracas. Chatham House Senior Research Fellow for Latin America, Christopher Sabatini, shares his insights.