Obama in tribute to NI's leaders  *  Paris ransom paid to free Sahil  *  Mephedrone drug review promised  *  BBC World Service DJ Gillett dies  *  Terry's car hits security guard  *  Asthma death boy 'was neglected'  *  BA adds flights to strike dates  *  Further jobs go at Ethel Austin  *  DNA tests fail to identify unknown WWI soldiers  *  British ship found 150 years after its sinking during Crimean War  *  Lloyd resigns as Davis Cup captain  *  England drop Wilkinson for Flood  *  Brown test for unchanged Scotland  *  Big Zeb lands Champion Chase win  *  Waste technician  *  Emotional toll  *  Lazy food  *  Rise in rickets  *  Earth Watch  *  Stephanomics  *  Pilot cleared over huntsman death  *  Plaid push for TV debate changes  *  Men jailed for car boot murders  *