Stephen Collinson: “Sometimes, these days, it feels like the Supreme Court is running the country.”“The nine justices are being repeatedly called upon to adjudicate the most charged disputes that spring from the fault lines of a nation split into ideological halves and that other malfunctioning institutions have failed to decisively solve.”“They are also incessantly dragged into the fray by Donald Trump, a president who has been as good as his promises to initiate massive constitutional disruption and who often even leverages cases he loses to sharpen his political ax.”