The Trading Radar highlights key earnings and economic announcements for tomorrow's trading session: Before Market Opens: Earnings: ArQule (Nasdaq: ARQL) - consensus loss $0.42 Clear Channel Outdoor Holdings (NYSE: CCO) - consensus EPS $0.13 Energy Conversion Devices (Nasdaq: ENER) - consensus EPS $0.26 Nortel Networks (NYSE: NT) - consensus loss $0.30 Pacific Ethanol (Nasdaq: PEIX) - consensus loss $0.16 Perfect World (Nasdaq: PWRD) - consensus EPS $0.45 PHH Corp.