Four food-supply chokeholds are squeezing investor portfolios. Here’s what to do before your grocery bill…

ConocoPhillips goes to Venezuela to evaluate oil opportunities

“My husband’s memory is still good, but he has lost some executive function.”

Shell expects first gas at huge Venezuela-Trinidad field next year – Reuters

“Sawtooth” volatility pattern in options prices suggests a strong postearnings move for Netflix.

CarMax adds two new members to board including Starboard nominee