August 21, 2014 -- Updated 1129 GMT (1929 HKT) Edited by Nick Thompson in London

Freelance journalists like James Foley, who work alone without the support of large news organizations behind them, are always the most vulnerable, writes one expert. FULL STORY

FOLLOW US

CNN TV

Featured TV
20:00 London, 21:00 CET
Watch Monday - Friday
19:00 London, 23:00 Hong Kong
Watch Amanpour LIVE
Monday-Friday 11:00 London
Your business briefing
Weeknights 21:00 London
Catch up with Quest
Sun-Thurs 16:00 London, 19:00 UAE
Live from Abu Dhabi
CNN. Go There
MARKETS

TRAVEL

More

Popular on Facebook

Quick Vote

Should unproven drugs be used on humans?