Investigators are reported to be relying on a stream of automated messages sent out just before the crash, which suggested the plane's systems shut down as it flew through high thunderstorms.

BBC: Debris 'not from Air France jet'

Dean has sent mixed messages before: He told supporters February 5 in an e-mail that his campaign could end if he does not win in the state, but later suggested he may continue.

CNN: More mixed signals from Dean camp

As part of a pilot scheme, messages were sent to parents of pupils in Wrexham before the Easter holidays.

BBC: Facebook used to help fight grass fires in north Wales

They all sent us good luck messages for the competition before we left Wales on Monday and have now given their surnames to our groups for the in-house activities we hope will provide some relief from the rigours of training and playing.

BBC: Catrina Nicholas column

In the hours before his death, Mitchell said he sent text messages to his ex-wife and their three children.

CNN: Junior Seau's death classified as a suicide

The court was also told the content of 84 text messages sent and received by 56-year-old Mick Philpott in the days before the fire could not be recovered.

BBC: Michael and Mairead Philpott in court

But those text messages in the air -- which ended 19 minutes before the crash -- turned out to be less consequential than text messages he sent and received while on the ground.

CNN: Pilot texting a factor in deadly copter crash

He also reminded them about a series of abusive calls and text messages Mr Esack sent his wife in the lead-up to the killing, including some the day before her death.

BBC: Natalie Esack