Rubuta ci gaba don wannan sakin layi - Shekaru hudu bayan ya yi gasa a wasannin Olympics na karshe, Sankovich ya cancanci tawagarsa ta biyu ta Belarus, a matsayin dan shekara 22, a wasannin Olympics na 2012 a London, ta hanyar yin amfani da lokacin shigar da FINA B-matsakaici na 54.56 a cikin maza 100 m baya. Ya kasance na uku na tseren mita 100 na baya, kuma ya ci nasara tare da sabon rikodin Belarusian na 54.53, amma ya rasa wani wuri a cikin wasan kusa da na karshe ta kashi dari na biyu (0.01) a bayan tsohon dan wasan Olympics Aristeidis Grigoriadis, yana sanya goma sha takwas daga cikin masu iyo 43 a cikin prelims. A tseren mita 100 na malam buɗe ido
, Sankovich ya gama tseren a matsayi na talatin da huɗu gaba ɗaya ta kashi ɗari bakwai na biyu (0.07) a bayan Dominik Meichtry na Switzerland tare da 53.47.