Flowers have been placed outside the home in Ruislip, northwest London, where a woman and two children were found dead.
More top news
The six-time Olympic gold medallist has been forced to pull out of the Jamaican National Championships after suffering a hamstring tear.
The character's death will send shockwaves through Weatherfield.
It reportedly threatened attacks on planes "flying from Heathrow to the US" across the July 4 US Independence Day holiday weekend.