Shaun Woodward will step down as the Labour MP for St Helens South ahead of the next general election in 2015.
Woodward has been an MP in the town since 2001.
More top news
A third dog in two weeks has passed away after being left for dead in the woods in Rivington, Chorley.
Army veteran Daniel Woods, 30, ‘saw red’ when he spotted Innes McDonald’s car parked on the driveway of his estranged wife’s home.
A seasonal mix of sun, showers, fog, frost, ice & maybe a dusting of snow on the tops. Here's how your weekend weather looks across the NW