Both Arena and the insurgent leaders have signaled that they are willing to continue talks begun last month.
And before leaving, the British leader signaled his regard.
So Republican leaders have signaled that they will attach the debt-level increase to the military spending bill to give their members political cover.
Turkish leaders signaled an increased willingness to refrain from doing that.
The leader of the mounted Arabs signaled his own men to stop about twenty yards away.
With an imperious flick of his hand the leader signalled the ship.
The managers' union has not formally endorsed the general strike, but its leaders have signaled to members that they favor it.
And Communist leaders in Beijing signaled that they want this to be the last, at least for now.
The leaders have also signaled that they are prepared to modify parts of the proposal, to overcome objections.
Congressional leaders already are signaling that a public works spending bill will be a high priority.