Uncertainty over U.S.-Iran peace talks in Pakistan continues to shape investor sentiment, with optimism for a potential settlement keeping a cap on oil prices and propping up equity markets. European stocks followed Asian peers higher in early trading, with South Korea’s Kospi index hitting a record high overnight. Meanwhile, U.S. futures are pointing to tentative gains when Wall Street opens. The tech-heavy Nasdaq broke a 13-day winning streak on Monday after the S & P 500 Tech sector enjoyed its longest winning streak since February 2017. Here are five investment strategies we heard out of CNBC’s London and Singapore studios on Tuesday to help navigate the noise. Beware zombies Liz Ann Sonders, chief investment strategist at Charles…







