加利福尼亚州起诉特朗普政府，质疑其终止对该州高铁项目超过40亿美元的联邦资助的做法。

Core Viewpoint - The state of California is suing the Trump administration, questioning the decision to terminate over $4 billion in federal funding for the state's high-speed rail project [1] Group 1 - California's lawsuit challenges the legality of the federal government's action regarding the high-speed rail funding [1] - The termination of funding could significantly impact the progress and financial viability of the high-speed rail project in California [1]