SP 500 Edges Higher as Healthcare and Tech Lead Communication Services Lags Oil Prices Plunge Over 5 on Renewed Hopes for Iran Nuclear Deal China Signals It Is Open to a Deal Keeping TikTok in US Broker Liability Ruling Carriers Brokers and Industry Analysts Assess Potential Impact AI May Accelerate Drug Discovery for Brain Conditions Like MND US Seeks to Expand AI Integration Across Asia Following TrumpXi Summit Amazon Reports RecordBreaking Thanksgiving Holiday Week Sales