The OFT said it is investigating a number of "free" web and app-based games with concerns over additional costs from add-on features.
In March, ITV News spoke to Danny Kitchen and his mother Sharon. Danny racked up a £1,700 bill in just a few minutes by unwittingly buying add-ons for a zombie game on his parents' iPad.
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Ciaran Williamson and two friends were hit by the gravestone while playing in Craigton cemetery in the Cardonald area of Glasgow.
Attorney General Loretta E. Lynch spoke at a press conference earlier following arrests made in Zurich.
ITV news has learned that former Thomas Cook CEO Harriet Green will donate to charity a third of shares she is entitled to.