CREATE TABLE table_24390 ("City & Nation" TEXT, "First Place" FLOAT, "Second Place" FLOAT, "Third Place" FLOAT, "Total Top 3 Placements" FLOAT, "First Place Winning Year ( s )   ( if applicable ) " TEXT)

What is the total number of second place finishes when the city & nation was Chicago, USA?
SELECT COUNT("Second Place") FROM table_24390 WHERE "City & Nation" = 'Chicago, USA'
SELECT COUNT("Second Place") FROM "table_24390" WHERE "City & Nation" = 'Chicago, USA'