Tech, tobacco push European stocks into red, ending fragile rebound

LONDON (Reuters) - European shares were lower on Monday led by a sell-off in technology stocks after earnings and M&A news from German heavyweights Infineon and SAP, and tobacco was hit by new signs of U.S. regulators tightening the screws on menthol cigarettes. The pan-European STOXX 600 was down 0.25 percent at 0936 GMT, reversing earlier gains. London's FTSE 100 was the only major bourse in positive territory, lifted by a weaker sterling. The swift slide into the red, ending a tentative..