Get the stories that matter to you sent straight to your inbox with our daily newsletter.Coronavirus cases in Lanarkshire have fallen for the fourth consecutive week.Last week, 860 new Covid-19 case were recorded in the region - the lowest since the week beginning September 21.However, yesterday saw 239 new confirmed cases in Lanarkshire - the highest for a single day since November 21.At her daily briefing in Edinburgh, First Minister Nicola Sturgeon said a backlog in tests being processed was partly to blame.She added that 1,504 new cases announced in Scotland today also indicated that the virus was beginning to spread and that case numbers were increasing again.Last week, case numbers in Lanarkshire fell by just two per cent in what was.