Oleh Bula’s out as principal of the Venice YMCA charter school. The Herald-Tribune reports email’s they’ve obtained say Bula, on administrative leave after teacher complains about a ‘hostile’ work environment, has resigned as principal of SKY Academy. At the time Bula was placed on administrative leave in April, no one would publicly say why. Bula’s been principal since the school opened in 2011. The A-ranked school incorporates extra physical education and health classes into its schedule, a model that many parents have praised.