This was just on the BBC News. Boy of 4 uses mum's mobile phone to contact emergency services. He even used her thumb to unlock the mobile first.
Recording of convo in link below.
Mum is OK.
http://www.bbc.co.uk/news/av/u...land-london-39352286
Another report: http://www.croydonadvertiser.c...31-detail/story.html