The Leveson Inquiry has refused a request from the culture secretary to have his appearance - expected to be in mid-May - moved so he could defend himself.

BBC: David Cameron to wait for Jeremy Hunt evidence

The message is a "welfare and whereabouts inquiry, " which is a request for information about a missing American citizen.

CNN: Former FBI agent reported missing in Iran

Senate Judiciary Chairman Patrick Leahy, D-Vermont, scoffed at the idea of an outside inquiry Tuesday, saying Grassley's request was political.

CNN: STORY HIGHLIGHTS