When does Shark Tank return?

Shark Tank is an American business reality television series that premiered on August 9, 2009, on ABC. It is the American franchise of the international format Dragons' Den, a Japanese TV series. The show features a panel of investors called "sharks," who decide whether to invest in their companies. The sharks are paid as cast stars of the show, but a disclaimer at the start of each episode states the money they invest is their own.
The show features a panel of investors called "sharks," who decide whether to invest as entrepreneurs make business presentations on their company or product. The sharks often find weaknesses and faults in an entrepreneur's product, business model or valuation of their company. The show is said to portray "the drama of pitch meetings and the interaction between the entrepreneurs and tycoons"