US stocks open higher on debt deal cheer; Salesforce crimps gains

Dow rises 21.58 points; S&P 500 3.20 pts, and Nasdaq gains 9.18 points

US stocks open higher on debt deal cheer; Salesforce crimps gains
Dow rises 21.58 points; S&P 500 3.20 pts, and Nasdaq gains 9.18 points