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By Danielle Rossingh , for CNN Serena Williams' tennis outfits are often the talk of the town, and she set New York tongues wagging with her latest creation in a routine opening victory at the US Open Monday. The 36-year-old downed 68th-ranked Magda Linette of Poland 6-4 6-0 in her first home slam since becoming a mother. But after French Open organizers ruled out a repeat of the black catsuit she wore in Paris for next year, all eyes were on what the 23-time grand slam singles champion would be wearing at Flushing Meadows. She didn't disappoint. Williams entered the night session at Arthur Ashe Stadium wearing a $900 black bomber jacket with white stitching, over a $500 black-and-brown one-shoulder silhouette dress with tulle skirt. "It's easy to play in," Williams said in a news conference afterwards. "Kind of aerodynamic with the one arm free. It feels really good. Yeah, the tutu is easy to play in because I practiced in it before. That was fu...