in most cases, in the majority of cases, people saying this is a group of criminal gangs organizing themselves to loot and steal wherever possible. so there is a level of organization to all of this? reporter: well, it seems so. much has been made in recent of these gangs apparently meeting by prior arrangement using facebook and using their blackberries and mobile phone messaging platforms. and in that sense they re staying one step ahead of the police. there are manynyases in which we ve seen pictures of these gangs more or less ruling the streets for several hours before the police even turn up. we ll keep an eye on this story as it continues to evolve. simon mcgreggor-wood in london, thanks very much. now to our other topoptory this morning, nervous investors are keeping an eye on the stock market in asia this morning. prices fell dramatically for the second day in a row in early trading. overseas investors are anxious after the dow fell more than 600 points due to the dr