CREATE TABLE table_72545 ("Week" FLOAT, "Date" TEXT, "Opponent" TEXT, "Location" TEXT, "Time  (  ET  ) " TEXT, "TV" TEXT, "Result" TEXT, "Record" TEXT)

What time in eastern standard time was game held at denver broncos?
SELECT "Time ( ET )" FROM table_72545 WHERE "Opponent" = 'at Denver Broncos'
SELECT "Time ( ET )" FROM "table_72545" WHERE "Opponent" = 'at Denver Broncos'