205747
Infestations In mid-April 1999 , an army worm infestation started in southern Ethiopia , spreading into the north the following month and into the Jubba valley of Somalia in early May .
 Ethiopia, Somalia
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Ethiopia, Somalia