Just after the morning rush at the Lindt cafe on Monday, Man Haron Monis held up a gun and began a 16-hour hostage crisis. Here Guardian Australia reporters detail the key moments of the siege that ended in the death of two victimsIt was Monday morning and Australia was winding down for Christmas.There was a smattering of news around: some terrorism raids in south-west Sydney, the release of a business case for Victoria’s proposed East-West Link toll road and from Canberra, the release of treasurer Joe Hockey’s mid-year financial report.