If Russian forces are operating inside Ukraine where are the OSCE reports showing their activities? Putin uses "little green men " like he used in Crimea. What OSCE has spotted is Russian convoys entering Ukraine on dirt roads to avoid detection and Russia's newest military hardware in Donbas, like the R-330Zh, Zhitel. 
"OSCE drone captures latest Russian incursion into their western neighbor" It is important to note that these convoys traveled dirt roads in order to avoid
https://medium.com/dfrlab/minskmonitor-russian-military-convoy-filmed-entering-ukraine-aa56296e96d5
Cool story bro...but some trucks crossing the UKR/RUS border at night and some Russian made anti-jamming hardware does not add up to an invasion.
For context the same OSCE report also spotted two “Russian made” surface-to-air missile systems (9K35 Strela-10) near Verkhnotoretske, about 25 klm Northeast of Donetsk and in direct violation of the ceasefire.
Verkhnotoretske...that’s UKR government controlled territory isn’t it?