Students at Carnegie Mellon University are raising concerns about free speech on campus after a politically charged message aimed at President Donald Trump was painted over — twice — on a campus landmark known as “The Fence.

Appearing at what is being billed as the first-ever Pennsylvania Energy and Innovation Summit, President Trump praised the commonwealth’s energy sector and trumpeted a series of investments in energy and artificial intelligence that are set to be made across the state.

Demonstrators critiqued the climate consequences of the investment and Carnegie Mellon University’s decision to host President Donald Trump.

Hundreds of protesters marched through Oakland Tuesday, voicing opposition to President Trump’s visit and the Pennsylvania Energy and Innovation Summit being held at Carnegie Mellon University.

Pennsylvania’s national competitiveness as a hub for AI and energy technology brought the nation’s top decision-makers to Carnegie Mellon University July 15 for the inaugural Energy and Innovation Summit.

Pittsburgh Mayor critiqued Trump's policies during the President's AI summit at Carnegie Mellon University, emphasizing local commitment to equity and civic engagement.

Some of the investments promised during the AI and energy summit​ on Tuesday at Carnegie Mellon University included AI data centers, which can require massive amounts of energy to run.

The inaugural Pennsylvania Energy and Innovation Summit held Tuesday at Carnegie Mellon University (CMU), organized by Republican Sen. Dave McCormick,