this is bbc news, the latest headlines: iran denies it s behind the latest threat for western forces in iraq drones carrying explosives. us authorities are to investigate a press leak about the tax affairs of some of its richest citizens. the coronavirus pandemic has hastened falling birth rates in much of europe, as couples finances have been battered and divorce rates have increased. in italy, which has the world s second oldest population, it s particularly marked, with births dropping to their lowest rate in 160 years. the most acute problem is on the island of sardinia, from where our italy correspondent mark lowen sent this report. attending the vines takes parental love, time and care that micaela pisanu and pino