MUMBAI - Actor Arjun Kapoor says that people associated with the popular NBA from America helped him fine-tune his basketball skills for the film "Half Girlfriend". "In the book, basketball is a crucial element at the beginning of their relationship. It's because of basketball that he gets the confidence to talk to the girl. We wanted the basketball to look real, not just we bouncing around the ball for the sake of it. That is the reason, people from America and...