The message has to convince Americans that they would be better off following a progressive Democratic vision of the future.

What remains to be seen is whether he can convince Americans that he offers hope.

Its destruction will probably make it harder to convince Americans they can trust electric vehicles, he said.

You save your ingenuity for figuring out ways to convince Americans that this is the direction we should go.

But it has been very hard to convince Americans that sunshine can be unhealthy.

For them, the challenge is essentially to convince Americans that this is not a "cut."

And it might convince Americans that the party they knew may one day be more than a memory.

He also said there had not been the effective communication and leadership needed to convince Americans that the war was crucial to their security.

But they say their lobbying has convinced Americans that it is important to save as many dolphins as possible.

Meanwhile, the armed services and their contractors are trying to convince Americans how well everything worked.