Madeline McCann investigation was 'held back by competing crime agencies'

The report, commissioned by the former Home Secretary Alan Johnson in 2009, though yet to be released, is thought to have resulted in British authorities re-opening the investigation into the missing toddler. According to its author, Jim Gamble, so many British agencies got involved in the search that it created “frustration and resentment” among Portuguese police, even leading to warnings that British officers were acting like a “colonial power”.