Cattle futures tanked for a second straight day, with feeders off nearly $6.50. The soy complex was also under pressure today, with soybeans trading over 25 cents lower and soy oil finishing limit lower.Mike Zuzolo with Global Commodity Analytics breaks down today's market movers.Topics:- Wheat tour/production possibilities- Soybeans left to move lower- Crude oil- Technical top in fat/feeder cattle- Keys for end-of-week trade