Shoppers, meanwhile, have lots of sales to choose from as other retailers offer promotions to try to take a share of the spending. However it also noted that many people were nabbing Prime Day deals successfully. If you are an Amazon Prime member, you'll have a limited time to act if you want to secure some of these member-exclusive deals for yourself.
"In addition to limited-time Lightning Deals throughout the 36-hour event, Prime members in the USA will find more than 140 highly curated Spotlight Deals, which offer our deepest discounts on top brands and the most popular products".
Two Duchesses at Wimbledon: Kate and Meghan to watch women's final
Now he faces the task of keeping Kerber motivated and not letting her form slip as it did after her US Open win in 2016. Williams had been the favourite despite it being only her fourth tournament since giving birth in September.
Vantrue N2 Pro Dashcams are on sale for $50 off (use the promo code PRIMEVNP) and if you add the Vantrue V1 Bluetooth Speaker to your cart, you'll get it for free!
"For all the hype about Whole Foods, the grocery stuff on sale was less appetizing", said Sucharita Mulpuru-Kodali, an analyst at Forrester Research.
Shoppers clicking on many Prime Day links after the 3 p.m. ET launch in the US got only images of dogs - some quite abashed-looking - with the words, "Uh-oh".
Amazon's Prime Day kicked off at 3 p.m. (EST) but when users went to check out the deals, the site appeared to keep sending users in a circle between screens that said, "shop all deals".
Fatal Police Shooting Sparks Intense Protest In Chicago
After nightfall, protesters continued to mill around the neighborhood with police occasionally chasing them away. Police said the demonstrators in Chicago on Saturday were dispersed at about 22:30 local time (03:30 GMT).
Monday also saw Amazon's market capitalisation rise to $888bn, making it the world's second most valuable company after tech giant Apple, valued at $940bn. Workers in Spain are out on a three-day strike, meanwhile, while in Poland they are staging a work to rule, Verdi said.
Shoppers found an outlet in venting on social media.
Amazon started Prime Day to celebrate its 20th anniversary in 2015. Some 49.1 percent of online retail sales go through the e-commerce giant, eMarketer found, up from 43.5 percent a year ago.
JUST IN: Serena Williams into her 10th Wimbledon final
At 36 years and 291 days, Serena hopes to become the third oldest female Grand Slam finalist in the Open era. When she returned to competition in March, she was disappointed that she didn't perform better.