Cathy went to Best Buy to buy a Sony 42" flat screen TV Best Buy had run an ad for the TVs which said "Regularly priced at $700, now just $199.

Cathy went to Best Buy to buy a Sony 42” flat screen TV Best Buy had run an ad for the TVs which said “Regularly priced at $700, now just $199.99.” Hundreds of people come to the store to buy the TV’s but Best Buy has only one in stock and they are sold out within the first three minutes. Can Cathy charge Best Buy with any legal violation?