Neil Young

"At this point, it's not about would we get together," he says. "Should we, is the important question."

With David Crosby gone, Nash says "there’s no heart there."

Rockers' charity set featured a tune that hadn't been performed in 57 years.

It included the live debut of a song written over 40 years ago.

"Every day we have an opportunity to be more together than we were yesterday."

Two-night run at New York venue will take place just a few days after Young appears at Willie Nelson's Farm Aid festival.

Seventeen CDs, 198 tracks - third volume covering period from 'Comes a Time' through 'Landing on Water.'

He's reuniting with former Buffalo Springfield and CSNY bandmate Stephen Stills.

It's from the San Francisco residency in May 1978 that was partially featured on 'Rust Never Sleeps.'

He details reason behind canceling summer tour despite being warned about financial consequences.