NEW : About half are still without power in Texas . Storms had left more than 200,000 without power in Midwest . At least one died due to flooding in Oklahoma . =IL . Two people drowned in Missouri , governor died .
NEW : About half are still without power in Texas . Storms had left more than 200,000 without power in Midwest . At least one died due to flooding in Oklahoma . Two people drowned in Missouri , governor died .