Rivals Tesco TSCO.L and Sainsbury SBRY.L inched up. For a Reuters live blog on U.S., UK and European stock markets, click LIVE/ or type LIVE/ in a news window Oct 4 (Reuters) - European stocks struggled on Monday after their worst weekly showing since February, held back by a growing number of risks including signs of inflation, elevated bond yields and China Evergrande's financial troubles. The pan-European STOXX 600 index .STOXX slipped 0.2% by 0718 GMT, holding near a two-month low hit in last week's selloff.