There is a myth that circumcision prevents HIV based on a flawed study. In fact there are risks of increasing the infection with HIV.
And even if it was true (which isn't), the chances of acquiring HIV is less than 2%, while there is a 12% chance of breast cancer in woman yet removal of breasts is not a common procedure. Not to mention that most women in US don't breastfeed and
Male circumcision and sexual function in men and women: a survey-based, cross-sectional study in Denmark
"Circumcision was associated with frequent orgasm difficulties in Danish men and with a range of frequent sexual difficulties in women, notably orgasm difficulties, dyspareunia and a sense of incomplete sexual needs fulfilment. Thorough examination of these matters in areas where male circumcision is more common is warranted."
More Circumcision Myths You May Believe: Hygiene and STDs
To sum it up: it's not easier to clean an circumcised baby penis, circumcised doesn't have lower chances of urinary track infection, and it's impossible to diagnosis phimosis in a newborn.
Though it should be mentioned that because of smegma, uncircumcised penises probably smells worse.