The technology-heavy Nasdaq Composite Index < .IXIC > dipped 6.62 points , or 0.34 percent , to 1,917.67 .
The technology-laced Nasdaq Composite Index was off 11.64 points , or 0.60 percent , at 1,912.65 .
The main psychologist in the Rodriguez case , Dwight Close , referred questions to an agency spokeswoman , who didn 't immediately return a call .