title: UK's Johnson has "constructive" call with husband of jailed aid worker: Sky
text: LONDON (Reuters) - British foreign minister Boris Johnson had a  constructive  conversation with the husband of Iranian-British aid worker Nazanin Zaghari-Ratcliffe who is jailed in Iran, Sky News reported on Sunday. Citing unnamed sources, Sky said Johnson had spoken on the phone with Richard Ratcliffe. It gave no further details. 