Emergency powers allowing ministers to release prisoners from jail early during the coronavirus outbreak will only be used as a "last resort", First Minister Nicola Sturgeon has said.The Coronavirus (Scotland) Bill, which is being rushed through Holyrood on Wednesday, will allow for inmates to be freed before the end of their sentence.Papers submitted to Holyrood alongside the legislation said this could take place if it is deemed to be a "necessary and proportionate response to the effects of coronavirus on a prison or prisons".In addition, the Bill allows for trials to go ahead without juries to "ensure that criminal justice systems can continue to operate during the coronavirus restrictions".Speaking about the prospect of prisoners being