Australian Prime Minister Scott Morrison has issued a national apology to victims of child sex abuse in an address to Parliament, acknowledging that the state failed to stop, what he termed, evil dark crimes committed over decades. <br />''<br />''Mr Morrison told Parliament in a nationally televised address that acts like these are done by Australians to Australians, enemies in the midst. He said, the nation has failed those who faced sex abuse.<br />'' <br />''The state apology comes after a five-year Royal Commission that detailed more than 15,000 survivors' harrowing child sex abuse claims involving thousands of institutions.<br />''<br />''<span style="color: #222222;">A series of institutions have already apologised for their failings, including Australian Catholic leaders who have lamented the church's history of child abuse and cover-ups.</span><br />