Terence Whall lay in wait for Gerald Corrigan and shot him as he tried to fix his satellite dish.
The number of UK cases rose to 13 after cruise ship passengers returned to Britain on Saturday.
Main roads in Shrewsbury are closed and a severe flood warning is also in place in Ironbridge.
The toddler fell into a waterslide area, leaving his parents "devastated", the resort says.
The chairwoman of the Food Standards Agency wants the social media firm to bring in stricter checks.