Calling all market bears: it's time for you to return in earnest. 

The bears have a quick case to steal the narrative away from the bulls in plunging commodities prices. Gold prices have crashed. Copper prices tanked below $6,000 a metric ton on Wednesday. Platinum prices have nosedived. 

Rising interest rates often come with a downside, people. Now bring on 2019. 

Meanwhile, Sears Holdings (SHLD) may not be around to see much of 2019. A new letter by Sears CEO Eddie Lampert to the company's board hinted at looming cash problems. Lampert offered to buy the company's Kenmore appliances brand for $400 million. 

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