GENEVA (Reuters) – The United Nations human rights office said on Tuesday that the latest confirmed civilian toll in Ukraine is 691 people killed and 1,143 injured since Russia’s invasion began 20 days ago. The death toll, which includes 48 children, was up from at least 636 civilians killed according to the previous report on Monday from U.N. human rights monitors in the country. The United Nations said the true civilian casualty figures are believed to be “considerably higher”, due to intense hostilities in some areas and reporting delays, including from Izium in the Kharkiv region, the sout…