The stock market recorded a weekly gain, as investors latch on to any signs of easing trade tensions. The S&P 500, which was roughly flat in early trading Friday before rising 0.7% for the day, ended the week 4.6% higher. Still, the index remains sharply lower since President Donald Trump returned to office. The stock market has seen dramatic swings in recent days, with Wall Street grasping for scraps of information about tariffs, trade and other crucial issues that can shift from day to day.