Critics sound a warning, however, that long delays are likely in reaching an international agreement on a cryptographic security standard.

ECONOMIST: Money of the future may almost literally talk

The animosity between the two men increased, and Sharif dispatched his brother and the ISI chief to Washington in mid-September to sound a warning.

CNN: ASIANOW - TIME Asia | Pakistan: Under the Gun--Page 2

Another justification is that an institution with a detailed knowledge of the region is likely to be better able to sound an early warning of a crisis through its surveillance systems.

CNN: This monetary body would limit Crisis spillover effects

The collar emits a warning sound if the cat or dog gets too close.

BBC: Monima O'Connor, Russell George and William Powell

Some observers sound optimistic notes as well as a warning for the other agencies.

FORBES: S&P's Ordeal: Is There Life after Eric Holder?

Mr Tenet's warning may sound like someone defending a status quo that did not work.

ECONOMIST: Intelligence reform: Centralised intelligence? | The

When brick-ends started hurtling perilously close to my unprotected head and to those of my cameraman and sound recordist, a police superintendant marched sternly towards us with a warning that his officers could no longer guarantee our safety.

BBC: The 'Thatcher Factor': My personal post script

That should sound warning bells for Scotland's transport connections - the lack of air links representing a major problem for Scotland's economy.

BBC: A new Scottish airline?