South Sydney Rabbitohs’ Sam Burgess: my heart was not in rugby union

• Love of rugby league persuaded him to revert codes• Burgess apologises to Bath for leaving a ‘hole in that team’Sam Burgess has broken his silence after rejoining South Sydney Rabbitohs, admitting he is disappointed to have left Bath with two years remaining on his contract with the union team but has swapped codes because rugby league is in his heart.The 26-year-old, controversially picked in England’s World Cup squad at the expense of Luther Burrell, said he is looking forward to returning to Australia and his family but, in a column for the Daily Mail, suggests it would have taken him ano…