This week in League Two: Leaders HARTLEPOOL have strengthened their midfield with the capture of 37-year-old former Middleborough man Craig Hignett. The veteran signs a short-term deal at Victoria Park, after he had been training with Danny Wilson`s squad. However, strugglers TORQUAY have also added experience to their team, with the signing of Sheffield Wednesday striker David Graham on loan until the end of the season. He had previously scored 49 goals in 130 games for the Gulls before moving north to Wigan in summer of 2004. Finally, Liverpool`s 21-year-old goalkeeper David Martin, on loan at ACCRINGTON STANLEY, has extended his deal until the end of the season.