That itself might be enough for Apple to maintain its edge in the growing smartphone market.

Leave them alone if they are already here, he says; immigrants help the United States maintain its edge in technology.

Nadal maintained his edge until he served for the set at 5-4.

You've put a lot of time and effort into maintaining your own personal edge.

Miller was only slightly slower at 59.61, maintaining his edge over the Canadian.

I think the key is you have to maintain your edge, but you also want to take advantage of the rest.

A quick look revealed it wasn't enough- the other capsule maintained its edge!

Boutique law firms have maintained their competitive edge in a number of fields.

To maintain our competitive edge, it is critical that we continue to invest in math and science education.

For the time being, then, the military will maintain its edge.