Risks to President Trump's tax bill: Bond market impact and debt in focus

The cost of President Trump's tax plan rising with every new proposal from Republican lawmakers. CNBC's Robert Frank joins 'Squawk Box' to discuss why the bond market may be the biggest risk to the president's tax bill.

Risks to President Trump's tax bill: Bond market impact and debt in focus
The cost of President Trump's tax plan rising with every new proposal from Republican lawmakers. CNBC's Robert Frank joins 'Squawk Box' to discuss why the bond market may be the biggest risk to the president's tax bill.