Oh No! Nakamura Loses Because Of A Mouse Slip

MagnusCarlsen (3078) vs. Hikaru (3095) Live Chess | | 3 Jan 2018 1. Nf3 d5 2. g3 g6 3. Bg2 Bg7 4. O-O e5 5. d3 Ne7 6. e4 O-O 7. exd5 Nxd...