CREATE TABLE table_42973 ("City of License /Market" TEXT, "Station" TEXT, "Channel TV  (  DT  ) " TEXT, "Years owned" TEXT, "Current affiliation" TEXT)

Which Channel TV is located in Baltimore?
SELECT "Channel TV ( DT )" FROM table_42973 WHERE "City of License /Market" = 'baltimore'
SELECT "Channel TV ( DT )" FROM "table_42973" WHERE "City of License /Market" = 'baltimore'