Cruz called for more market freedom and Sanders decried America's lack of a universal system.
With only one vote at stake, DeVos could become the first cabinet nominee to be rejected since 1989.
The move brought both praise and condemnation from across the political spectrum.
Anti-Trump protesters abused me for attending the DeploraBall, but we're more liberal than they realise.
The Vermont senator sent messages of support to the Women's March on Washington
Democrats expressed concern that Betsy DeVos lacks the experience to run education department.
Congressional Budget Office report says figures could rise to 32 million within a decade.
Beleaguered Labour leader will take the fight to critical newspapers and broadcasters.
The Vermont senator was pointing out Trump's commitment to not cut social security, medicare and medicaid.
Many of the protesters setting up 'movement house' are former campaigners for Bernie Sanders
The Vermont senator said there were more important things to focus on.
US president-elect says companies will be taxed 'at the border' if they opt to move their operations abroad.
Sanders attacked the appointment of the former Breitbart News executive.
US President-elect says Electoral College is 'genius', despite previously branding it a 'disaster for democracy'.
Progressives must resists this re-emerging narrative of deflation, xenophobia, and divide-and-rule politics.
Senator who ran against Hillary Clinton says party is unable to speak to American working class.
The Vermont senator said there was a need for new ideas and reforms following election defeat.
Democratic message of standing up for working people 'no longer holds much sway,' said Sanders.
The Vermont senator agreed to support the future president if he worked towards improving the conditions of the working class.
Most Trump supporters are not racist - we want the same things Clinton supporters do.
Swing state has largest number of third party candidates ranging from Greens to a man who runs a grill.
The Democrat suggested the drug company was being greedy.