CREATE TABLE table_52446 ("Year" FLOAT, "Network" TEXT, "Lap-by-lap" TEXT, "Color commentator ( s ) " TEXT, "Pit reporters" TEXT, "Host" TEXT, "Ratings" TEXT, "Viewers" TEXT)

Who was the network who had Ken Squier as a host and 13.9 million viewers?
SELECT "Network" FROM table_52446 WHERE "Host" = 'ken squier' AND "Viewers" = '13.9 million'
SELECT "Network" FROM "table_52446" WHERE "Host" = 'ken squier' AND "Viewers" = '13.9 million'