Watson served a double fault on match point at one stage but added that Chang is "an amazing returner, so I wanted to go for it. What I've learned from my coaches is to go for it and not hope they miss.
"As you get better and play the top girls, you've got to go for it, because they won't give it to you. So I went for it and I don't regret it.
"If I had lost the match, I probably would have regretted it, but I ended up winning, so I'll get over it!"
