The spacecraft will spend a year investigating the planet's origins, interior structure, deep atmosphere and magnetosphere.

The most likely prospect is for two years of bickering, vetoing and investigating.

An independent counsel spent more than six years investigating the business dealings of the Clintons.

He spent over a year investigating the source of the third type of static.

He also spent the rest of the year investigating cities and prominent individuals who had been alienated by the war with Carthage.

He spent the next three years investigating Spanish war claims there.

He traveled extensively over a period of 40 years investigating 3,000 cases of children around the world who claimed to remember past lives.

"Those are just a few of the questions I plan to spend the next few years investigating."

Hotze has spent eight years investigating the proposed sainthood of Kapaun.

He spent about seven years investigating the case, knowing that even Guatemalans had stopped paying close attention.