What are the Brooklyn Nets right now, other than a pathetic underachieving ballclub? Brook Lopez is not coming back this season after breaking his foot, and the Nets dropped to 2-8 without him after Monday’s 103-86 loss to Indiana. Brooklyn is 9-18, a .333 winning percentage. “It’s certainly a big setback, he’s a great player,” Indiana coach Frank Vogel said. “One of the best centers in the league, so it’s obviously very difficult to replace what he gives on both ends.” What’s worse