 Complete the following phrase:  Henderson joined the Sunderland Academy at the age of eight, making his first-team debut a decade later in November 2008. He spent six months on loan at Coventry City in 2009, before returning to Sunderland. In 2011, Henderson signed for Liverpool, winning his first trophy with the club, the League Cup, one year later. Appointed Liverpool captain in 2015, Henderson won the 