By Iulian Ernst in Bucharest Less than a week before the key presidential elections in Moldova, two new developments have brought pro-EU President Maia Sandu closer to a second term in office. The third-placed candidate in the first round of voting, Renato Usatii, refused to support Sandu’s challenger in the runoff Alexandr Stoianoglo, furthermore claiming Russia pressured him to support the Socialist candidate. Separately, Sandu announced an imminent government reshuffle to address failures of the past – a move that should consolidate her position among the significant segment of pro-EU voter…