Former Egyptian president Mohamed Morsi has collapsed and died while on trial in a Cairo courtroom.<br />He was Egypt's first democratically elected president in 2012, but was overthrown by the military a year later.<br />For more on this and other news from around the world, let's turn to our Hong Yoo.<br />Yoo, fill us in on the cause of death... and why he was in a trial.<br /><br />Well Mark, Morsi suffered a heart attack during a trial for an espionage case that took place in Cairo on Monday.<br />Morsi was addressing the court and spoke for five minutes before he fainted and fell into a coma, according to Egypt's state TV.<br />When he arrived at the hospital, he was already dead.<br />He had been in prison since 2013 when he was ousted by the military following massive protests against his rule.<br />A strict Islamist and senior member of the Muslim Brotherhood, Morsi was voted into power in June 2012, the election that was the apex of Arab Spring uprising.<br />After Morsi was ousted, he received multiple prison sentences on various politicized charges, including conspiring with Palestinian group Hamas, the Iranian Revolutionary Guard and other foreign organizations.<br />Human rights groups have questioned Morsi's prison conditions and criticized the medical care he received.<br />Last year, a group of British lawmakers reviewing his treatment concluded the prison was inadequately managing his diabetes and liver disease.<br />They also said he was being treated inhumanely.<br />Morsi was also denied access to communicate with the outside world.<br />During his six years in prison, he was only allowed three visits.<br />The Muslim Brotherhood released a statement on Monday that said it held Egyptian President Abdel Fattah el-Sisi and his regime accountable for killing Morsi and demanded an independent review into the circumstances of his death.<br />
