In an interview with a local radio station on the Isle of Wight, Maggie Hill from the Maritime and Coastguard Agency has appealed for the parents of the boys reported missing to get in touch.
You can listen to the interview here.
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A further 85 buses are expected to arrive on Tuesday and Wednesday, with officials saying the entire operation will last at least a week.
The government will make an announcement about whether Heathrow or Gatwick should be awarded a new runway at 12.30pm today.
Tuesday morning's weather for the west of the region