Thousands of BBC staff around the world will observe a vigil on Wednesday marking 100 days since the kidnapping of Gaza correspondent Alan Johnston.
Colleagues at the Glastonbury festival, on drama sets and in newsrooms in the UK and beyond will pause at 1315 GMT.
Mr Johnston's parents will release 100 balloons marking the days passed since a group calling itself The Army of Islam abducted the reporter.
On Monday a deadline for his release, set by Hamas, passed without progress.
Johnston was the only Western reporter permanently based in Gaza, and his abduction has triggered appeals for his release from lawmakers and rights groups around the world.
Several foreigners have been seized in Gaza in recent years and all have been released unharmed, but none has been held as long as the BBC reporter.
Here's Johnston on the art of journalism.