5902
Spc . Thomas Wilson had asked the defense secretary , " Why do we soldiers have to dig through local landfills for pieces of scrap metal and compromised ballistic glass to up - armor our vehicles ? "
 defense, Spc, Spc . Thomas Wilson, the defense secretary, we, we soldiers, our, our vehicles
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: organization, person, geographical social political, vehicle, location, weapon, facility 
Text: {0} 
Answer:
 defense, Spc, Spc . Thomas Wilson, the defense secretary, we, we soldiers, our, our vehicles