Line breaks for URLs after available at
I use a Manchester Harvard style, and I often get large white-space breaks after the 'available at:' text in my bibliography. Do you know why this happens and how I can get it to break like the rest of the bibliography entry?
https://1drv.ms/i/s!AqBIpth3TNeNgrBjyLNIItxSmP2qOA?e=a1jYWX