Fifteen people were arrested at Baruch College after protesters tried to crash a board meeting for the City University of New York to challenge a tuition increase.
On the subject of the deficit, Osborne used that as an excuse to challenge Johnson over tuition fees.
Clinton did not shy from aggressive attacks on the senator, challenging the feasibility of promises such as free tuition in state colleges and Medicaid expansion.
Colleges fear that their high prices and the concern over rising student debt are turning people away, and on Wednesday, President Obama again challenged them to rein in tuition increases.
Or pondering college tuition challenges?
Challenge: Preparation and tuition costs.
Chuka Umunna, the shadow business secretary, said: "Five times Nick Clegg was challenged to rule out a further increase in tuition fees, five times he failed to do so.
9.58am: Ed Miliband has challenged all Lib Dem MPs to vote against the tuition fees increase.
The Lib Dem cabinet minister, Vince Cable, summarised the difference in 2010 when challenged about breaking the party's manifesto commitment to abolish tuition fees.
Moreover, state laws granting in-state tuition to undocumented students would be once again challenged in court.
