New York CNN — For nearly four hours, another Ivy League school president faced a congressional grilling over antisemitism on campus. Columbia University President Minouche Shafik tried to avoid the firestorm of controversy that pushed out two of the three university presidents who testified on Capitol Hill in December. Shafik, who was traveling during that last hearing, had the advantage of time to avoid some, though not all, of the landmines. Here are three takeaways from today’s hearing. Better preparations for some questions Shafik was better prepared for the question that tripped up the leaders of Harvard, the Massachusetts Institute...