After the first half of the match Carlsen lead 3.5-2.5. And once again momentum seems to have shifted, with Carlsn getting a clear boost from this game. While mistakes of this nature have occurred in previous World Championship matches, the shift to fewer games does make it harder to recover from.
Carlsen,Magnus (2863) - Anand,Viswanathan (2792) [B41]
WCh 2014 Sochi RUS (6), 15.11.2014