The ceasefire period between the US and Iran was originally set to expire on Monday evening (April 21) in Eastern US time, but due to the lack of confirmation signals from both sides regarding negotiations, investor concerns led to a collective decline in the three major Wall Street indices. The Dow Jones Industrial Average fell 0.59%; the S&P 500 Index declined 0.63%; and the Nasdaq Index, which reflects the trend of tech stocks, also dropped 0.59%. After the market closed, US President Trump announced an extension of the ceasefire period to give more time for negotiations between the two sides. He said this move was in response to the request of the mediator, Pakistan, to give the Iranian leadership time to develop a plan. Market expectations remain that the US and Iran will still reach an agreement, driving the Asia-Pacific stock markets to generally rise on Tuesday. The Straits Times Index in Singapore rose 10.89 points or 0.22% to 5014.96 points. Here are the stocks to watch ...