The significance of the new phone hacking arrests is that police say these are new allegations with possibly new victims, separately from the ones already being investigated.
More top news
Sixteen Colombian police officers have been killed after their helicopter crashed while searching for the nation's most-wanted drug lord.
Two men have been arrested after a methamphetamine lab was discovered inside a Taco Bell restaurant in the US.
The Labour leadership contender has vowed to renationalise Britain's railway network "line-by-line" if he becomes prime minister.