The Jury is still out, is a common phrase often used in news headlines and conversation.  It means it is still undecided.

Here are some recent headlines: (you can click to see the original article).

Jury is still out on the effectiveness of electronic monitoring system.

Jury still out on impact of whole grains.

Jury is still out on benefits of statins for healthy senior patients.

My new grass has been attacked by weeds.  Especially puzzle grass (スギナ）.  I’m out everyday fighting it.

The jury is still out on who will win the war.  Wish me luck.