Federal government and congress are working to determine whether some of america's leading tech companies are too big.

The house judiciary committee is now looking into the market dominance of ?s tech giants to determine whether their size is hurting consumers.

They're also trying to figure out whether ant?

Trust statutes need to be updated?

Which hasn't happened in decades.

Lawmakers say they want to hear from the leaders of the tech giants and they plan to hold hearings and call witnesses?

Even if they need to issue subpoenas.

Apple ??o tim cook tells says he doesn't think apple is too big but isn't surprised that the company is being scrutinized.

(sot: tim cook/ ceo, apple)"no, i don't think so.

I think that with, but with size i think scrutiny is fair.

We should be scrutinized.""i don't think that anybody reasonable is going to come to the conclusion that apple is a monopoly."

(track 5)cook also says he's vowing to move forward with privacy protections... something lawmakers say they want to look into as well.

Facebook, google and amazon have not yet responded