The Pleasanton Police Department will be assigning additional officers to patrol in the area of a new Costco store that opened the Wednesday before Thanksgiving. The opening drew large crowds with many shoppers even attempting to camp out outside the store for days in advance.

PLEASANTON, Calif. - Hundreds of people lined up before the sun came up on Wednesday to enter the newest Costco in the Bay Area. The store opens at 9 a.m. but eager customers gathered early to be the first into the Pleasanton store on Johnson Drive.

Shoppers are out braving the rainstorm, hoping to be among the first to check out a new Costco in Pleasanton. And though that store doesn't open until next week, the line of people camped out in front is already long.

PLEASANTON, Calif. (KGO) -- A new Costco is opening its doors in the East Bay this week, just in time for Thanksgiving. The store in Pleasanton is set to open Wednesday -- giving last last minute shoppers another option. It will be closed on Thursday for Thanksgiving.