Police are trying to track down two teenagers who are thought to be connected with robberies of mobile phones in Cassiobury Park.

The first incident happened on Monday, September, 17 at around 6.20pm, where a man from Watford was approached by two men who pushed and threatened him and stole his iPhone 3GS.

The thieves were described as two Asian men, thought to be in their late teens. The second robbery happened on Monday, October 1 at around 6.35pm and the victim, a man from Watford, was threatened and had his Samsung Galaxy mobile phone and MP3 player stolen.

Again the suspects were described as two Asian males, believed to be in their late teens. Anyone with information is asked to contact the Watford Local Crime Unit on 01923 472944 or the non-emergency number, 101 or to call crimestoppers on 0800 555 111.