up in the air

Another project from his past is up in the air.

Whether it will be a whisper-thin majority or a little more comfortable is still up in the air: Five seats have yet to be called, two of them in California.

"It’s all up in the air now," she tells the BBC.

But how UC will pay for that growth is up in the air.

The party that will control the US House of Representatives - one of two chambers that makes up the United States Congress - remains up in the air.