The past shall haunt the future [Anyone]

June 8 1990, Moscow, Russia
A man with a sniper rifle was on top of a building aiming at a target in a limosiune, firing a shot the mn in the car died, the sniper then left quitely, killing a Russian KGB whom found him, he latter took the KGB's knife and left.
Present Day
The same man left the CSi building after a day of work, he was about to enter his car, but when he opened the door, the car blew u and he was throw up in the air.