Wednesday's top headlines:
Bears sign former Raiders DE Lamarr Houston
Bulls demonstrate highs, lows of NBA in back-to-back games
Blackhawks looking to snap out of funk against Avalanche
White Sox pitcher John Danks feels more competitive
It’s not just Baez and Bryant: Cubs building deep farm system
Bears finally act on Julius Peppers, terminate contract
Bulls trail from start to finish in loss to Spurs
Blackhawks' Saad shining bright regardless of line changes
White Sox notes: Jose Abreu paces 12-hit Sox attack
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