Its men manage to draw up a rota for front-line duty and joint operations.

ECONOMIST: Syria��s rebels

He said in future scientists might be put on an on-call rota so queries could be answered in a timely fashion.

BBC: Flooding in York

Though full-time firefighters work a 42-hour week, much of it at night and at weekends, their four-days-on, four-days-off rota allows them, with permission, to supplement their salaries with a second job.

ECONOMIST: Industrial disputes

The investigation is in its early stages, but Spanish security services have said that the men were most likely plotting to attack the joint U.S.-Spanish naval base at Rota or British interests in Gibraltar, according to Reinares.

CNN: Judge in Spain takes statements from terror suspects

Spanish security services believe another target of the alleged terrorist cell may have been a joint U.S.-Spanish naval base in Rota, Spain, near where they were based, and have not ruled out other possible targets in Europe.

CNN: Spain 'al Qaeda cell' may have targeted Gibraltar