Complex sentence: Gwen is persuaded not to investigate the strange events any further by her husband Rhys Williams (Kai Owen), but Rex links Torchwood with the worldwide miracle and, with Esther's help, tracks Gwen down using the phone call data from Davidson's phone.
Split into simpler sentences: Gwen is persuaded not to investigate the strange events any further by her husband Rhys (Kai Owen). However, Rex links Torchwood with the worldwide miracle and with Esther's help tracks Gwen down using the phone call data from Davidson's phone.