By Samuel Indyk LONDON (Reuters) -What matters in U.S. and global markets today By Samuel Indyk, Equities Reporter, Finance and Markets Breaking News, EMEA Wall Street snapped a three-day streak of record closes as Federal Reserve Chair Jerome Powell struck a measured tone on future rate cuts, balancing inflation risks with a weakening labor market. His remarks, which offered little clarity on the timing of further easing, triggered a broad pullback in equities, particularly in tech. Asian markets rebou ...