The group has been viewed as increasingly vulnerable to pressure from the companies that are affected by its rules.
Helicopters have also become ever more important over the past few years as ground convoys became increasingly vulnerable.
Some scholars and diplomats fear that the Chinese leadership may be increasingly vulnerable to military pressure.
But no matter what they do, the women of the Mafia have become increasingly vulnerable, caught up in a struggle that is beyond their control.
Workers in the developing world are becoming increasingly vulnerable to the risk of road traffic crashes.
But the Chinese clearly worry that their force is increasingly vulnerable.
I'm getting emotional here - three points off City, level with United and both those sides look increasingly vulnerable.
We also found that European society was increasingly vulnerable to problems related to network and information security.
This leaves women and children increasingly vulnerable to poverty.
Besides cruelty, the proposal would make the economy increasingly vulnerable to recession.