RPT-BUZZ-U.S. stocks weekly: Slip and slide

(Repeats from Friday, no changes to text. Adds chart) ** S&P 500 staggers for 4th straight week, retreats 0.6% ** In any event, action saw the benchmark index flirt with correction territory ** This, as dominos fall, Nasdaq troops flee, and generals surrender ** There are more signs of an exhausted rise, while defense is scoring points ** Most sectors lose their footing; energy, materials and financials suffer biggest missteps, while tech gains traction. Indeed, growth may be down, but not yet out for the count . And when it comes to tech vs financials, it's been an anti-gravity machine ** Energy plunges 8.6%. Refiners slump as California plans gasoline-powered vehicle sales ban starting in 2035 . Marathon Petroleum and Phillips 66 decline 11%-12% ** Materials melt 4.6%. Albemarle Corp worst in group, down ~14%, as lithium producers slide after Tesla outlines cheaper battery plan. Global X Lithium & Battery Tech ETF powers down 8% ** Financials flop 4.2%. Big banks track broader market losses as economic outlook weighs and uncertainty over fiscal stimulus continues. S&P 500 Banks index craters 6% ** Healthcare trips 2%. Sector hit as Supreme Court's near-term makeup seen as new risk to Obamacare ** Consumer Discretionary rallies 1.2%. Nike's blowout results, strong forecast drive global sportswear cos higher. Amazon.com rises as it rolls out upgraded versions of Alexa voice-controlled gadgets . But General Motors skids after electric-truck maker Nikola's founder resigns after claims of nepotism and fraud by short-seller ** Tech gains 2.1%. Citi ranks KLA Corp, Lam Research on top of its chip equipment coverage ; top sector performer LRCX, up ~8% ** Meanwhile, in terms of 2020 megatrends, it's paid to have your head in the clouds, but cannabis not up to snuff ** SPX performance YTD: (Lance Tupper and Terence Gabriel are Reuters market analysts. The views expressed are their own)