Welcome back from Labor Day weekend! Here’s some of what you might have missed: — Some in Dupont Circle blame an inept District government for waiter’s murder — Respects being paid at Russian Embassy in memory of Belsan school victims — Are Georgetown, Northeast bank robberies linked? — Jennifer 8. Lee joins Rock Paper Scissor “cult” — Metrobuses get advertising paint-job — New Arlington logo looks “drunk” to some — What’s your favorite District Safeway?…