added time after it finished


This article will explain how the clocks work: https://support.chess.com/article/423-why-did-the-clock-times-suddenly-change-the-clocks-seem-broken
Reducing your lag will help minimize clock jumping effects so I recommend checking out this support article as well: https://support.chess.com/article/213-how-do-i-fix-my-disconnect-lag-issues