Table: texans_2002_season
Columns: week
date
opponent
result
game_site
record
attendance

Question: What is the earliest week that the Texans played at the Cleveland Browns Stadium?
SQL: SELECT MIN("week") FROM texans_2002_season WHERE "game_site" = 'cleveland browns stadium'

Question: When did the Texans play at LP Field?
SQL: SELECT "date" FROM texans_2002_season WHERE "game_site" = 'lp field'