Shares of CarMax fell roughly 8% during midday trading Wednesday after the company beat Wall Street's quarterly earnings expectations and its new CEO detailed a high-level turnaround strategy for the company. Here's how the company performed in its first fiscal quarter , compared with average estimates compiled by LSEG: Despite the beats, questions remain about the company's ability to grow and cut costs under the plan as it faces tougher market conditions. The used vehicle retailer reported