By Sean Walsh Liverpool captain Virgil van Dijk has pledged to remain at the club and help them in the post-Jurgen Klopp era. Klopp will end his nine-year stay at Anfield this summer and is expected to be replaced by Feyenoord’s Arne Slot. The Reds are also at risk of losing several key players, with Van Dijk, Mohamed Salah and Trent Alexander-Arnold all out of contract in 2025. But the Dutch defender has vowed to stay at Liverpool and be part of an “exciting” transitional period. “There will be a big transition and I am part of that,” Van Dijk said. “I think the club is very much busy with wh…