The Democratic race could yet take unpredictable turns, and his campaign is vowing to win. If Mr. Sanders beats Mrs. Clinton in her adopted home state, New York, on April 19, he could raise damaging questions about her candidacy and gain more momentum. But he would still need to win a landslide victory there and in Pennsylvania, California and other states to overtake her in delegates this spring. For Mr. Sanders, the missteps of 2015 and early 2016 — leading to his delegate deficit — are the greatest drag on his recent success.

Early Missteps Seen as a Drag on Bernie Sanders’s Campaign – The New York Times

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