The assessment is based on the strength and relevance of the provided primary sources. Two sources, the Reuters page for Asian markets and the CNN world markets page, are rated with very high authority (0.90) and high relevance (0.90 and 0.85, respectively). Their summaries explicitly state that they are primary sources for breaking news and data concerning the performance of Asian and world stock markets, including midday trading in Southeast Asia. The existence of these two top-tier, credible sources covering the exact subject of the statement lends significant weight to its truthfulness. The other three sources are correctly identified as having low or no relevance to the broad performance of Southeast Asian stock markets, as they focus on specific US companies or niche industry sectors. As they are irrelevant, they do not contradict the statement. With two highly authoritative and directly relevant sources indicating that this information is being tracked and reported, and a complete lack of any conflicting evidence, the statement is determined to be likely true with a high degree of confidence.