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Stocks edge higher to start May after a robust April as investors wait for big tech reports

Wall Street kicked off the month in the green after a strong April. Stocks opened mostly higher after the federal government managed to avert a shutdown. However, trading volume is expected to be light, with many markets across Europe and Asia closed for the May Day holiday.

Here are some of the other stories the Yahoo Finance team is covering for you today.

Tribune Media (TRCO) tops our list after reports that 21st-Century Fox (FOXA) may team up with private equity firm Blackstone (BX) to bid for Tribune, which owns 42 broadcast TV stations. The reports say the potential bid by Rupert Murdoch’s Fox is aimed partly at stopping a rival offer for Tribune by Sinclair Broadcasting (SBGI).

Twitter’s streaming deal with Bloomberg
Twitter (TWTR) has reportedly reached a deal with Bloomberg to create a video news service that will livestream on Twitter 24 hours a day, seven days a week. How does this fit with Twitter’s growth strategy after its first-quarter revenue slipped?

Guacamole pain
A box of avocado from Mexico’s biggest provider costs more than double what it did a year ago, and prices are the highest in 19 years, Bloomberg reports. Increasing popularity and limited supply are driving costs up, and that trend may continue throughout the summer.