CREATE TABLE table_16493961_1 (driver VARCHAR, date VARCHAR, team VARCHAR)

Name the driver for june 23 and team of penske racing
SELECT driver FROM table_16493961_1 WHERE date = "June 23" AND team = "Penske Racing"
SELECT "driver" FROM "table_16493961_1" WHERE "June 23" = "date" AND "Penske Racing" = "team"