New York Liberty (12-2, 9-1 Eastern Conference) at Phoenix Mercury (7-7, 5-5 Western Conference) Phoenix; Tuesday, 10 p.m. EDT BOTTOM LINE: Phoenix Mercury hosts the New York Liberty after Kahleah Copper scored 30 points in the Phoenix Mercury's 87-78 win over the Seattle Storm. The Mercury have gone 5-2 at home. Phoenix has a 3-1 record in games decided by 3 points or fewer. The Liberty are 6-1 on the road. New York is fifth in the WNBA scoring 37.3 points per game in the paint led by Breanna Stewart averaging 10.6. Phoenix is shooting 41.9% from the field this season, 0.9 percentage points higher than the 41.0% New York allows to opponents. New York averages 9.4 made 3-pointers per game this