Al Jazeera English reported that Russian authorities had detained a minor suspected of planning an attack at a park in Moscow. Russian authorities say a tip-off from the United States helped them identify the teenage suspect, according to the outlet. The plot is alleged, and Al Jazeera English's report details no charges or proof. The identity, exact age and nationality of the minor, the park concerned and the date of the detention are not known. The nature of the planned attack and the information the US provided are also not known.