91670
A secondary area of severe weather also developed that afternoon and evening along a corridor extending from central and northern Virginia northward through Maryland , Pennsylvania , and New York , continuing into early April 28 .
 Virginia, Maryland, Pennsylvania, New York
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: media, plant, vehicle, astronomical object, time, disease, animal, location, person, organization, mythical figure, food, biology, geographical phenomenon, instrument, event 
Text: {0} 
Answer:
 Virginia, Maryland, Pennsylvania, New York