Two of those imprisoned, Mohamed Sobah and Ahmed Amin - both Maldivian natives in their early twenties-had their sentences changed from incarceration to three-year suspended sentences under observation and were later set free in August 2010.[23] 2011 Ismail Khilath Rasheed controversy In February 2012 almost all the Maldives National Museum's pre-Islamic artifacts, dating back to before the 12th century, were destroyed during an attack: "Some of the pieces can be put together but mostly they are made of sandstone, coral and limestone, and they are reduced to powder."