Commentator Keli Goff has told Daybreak that "churches around the US will be ringing bells 26 times to commemorate the lives lost in the US shooting."
She added: "There's also going to be a moment of silence across the internet. A number of news sites will actually go dark at 9.30am."
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TV favourite Cilla Black, who has died aged 72, gave viewers a "lorra, lorra laughs" during her long career.
Some rain in the north. Very warm sunshine in the south
Blind Date and Surprise Surprise star Cilla Black,72, has died, according to reports.