Tonight, the search for a motive in the Nashville Christmas Day bombing. New details about the 63-year-old suspect and what may have been a suicide mission, not meant to harm others, but to disrupt communication systems.

Law enforcement officials are piecing together the mystery. A self-employed computer expert gives away his home before blowing up his RV outside an

AT&T building. The bombing prompts new concerns about lone wolf terror threats inside the U.S.

CBS News investigates. Allegations of obstruction. President-elect Biden says the Trump

administration is blocking the transition in key national

security areas. It's nothing short in my view of irresponsibility. A nationwide crush of holiday

travelers triggers worries about a post-Christmas COVID surge. The U.S. military sends doctors

and nurses to California where cases are still spiking.

An Army Green Beret and Afghanistan war veteran is charged with killing three people in a mass shooting at a bowling alley in Illinois.

New details in that case tonight.

Actress Lori Lachlan is out of jail after serving time in the college admission scandal,

but her husband has months to go behind bars.

Caught on camera in a heated confrontation, the son of Grammy-winning jazz musician Keon Harold is falsely accused of stealing a woman's iPhone.

You see two black people?

No, I'm not letting him walk in there with my phone.

Wait until you hear where she left the phone.

And inside a nursing home on lockdown, COVID restrictions aren't stopping one special visitor from spreading puppy love.

This is the CBS evening news with Nora O'Donnell, reporting from the nation's capital.

Good evening, everyone. Thank you for joining us. Nora is off tonight. I'm Major Garrett.

We begin with new details in the Nashville bombing. Investigators have identified the bomber.

Anthony Warner, a 63-year-old self-employed computer expert. Investigators say he died when his RV went up in that Christmas morning blast.

Three others were wounded and are recovering.

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