Massive fire destroys Polish shopping center

A major fire broke out Sunday morning in a shopping complex in Warsaw, Poland, burning more than 80% of the complex and caving in the roof, according to the fire department. Police reported no injuries and have begun investigating the blaze, but haven’t yet determined the cause of the fire. ––– Subscribe to ABC News on YouTube: Watch 24/7 coverage of breaking news and live events on ABC News Live: Watch full episodes of World News Tonight with David Muir here: Read ABC News reports online: ABC News Digital is your daily source of breaking national and world news, exclusive interviews and 24/7 live streaming coverage. ABC News is