Gustaf Lagerbielke (left) joined Elfsborg in 2021Gustaf Lagerbielke has joined Celtic from Elfsborg on a five-year deal, subject to international clearance.The Scottish champions reportedly bid £3m for the defender, 23, who made his Sweden debut in a win over Iceland in January.Lagerbielke inherits the number four vacated by his countryman Carl Starfelt, who has joined Celtia Vigo.More to follow.